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contraseña robada casi no sirve de nada sin la segunda llave","Seguridad de cuentas",{"stage":33,"step":26,"id":242,"node":243,"title":244,"subtitle":245,"topic":246,"track":247},"caesars-cipher",30,"El cifrado de César","Julio César ocultaba sus mensajes desplazando cada letra tres posiciones","Criptografía clásica","Códigos, criptografía y blockchain",{"stage":33,"step":33,"id":249,"node":250,"title":251,"subtitle":252,"topic":253,"track":247},"counting-letters-breaks-codes",31,"Contar letras rompe códigos","Un sabio del siglo IX rompió los cifrados por sustitución con una tabla de recuento","Criptoanálisis",{"stage":33,"step":40,"id":255,"node":256,"title":257,"subtitle":258,"topic":246,"track":247},"the-unbreakable-cipher-that-broke",32,"El cifrado irrompible que se rompió","El código de Vigenère pasó 300 años con fama de indescifrable",{"stage":33,"step":46,"id":260,"node":261,"title":262,"subtitle":263,"topic":264,"track":247},"the-secret-handshake",33,"El apretón de manos secreto","Dos desconocidos pueden acordar un secreto mientras todo el mundo escucha","Criptografía",{"stage":33,"step":53,"id":266,"node":267,"title":268,"subtitle":269,"topic":270,"track":271},"the-quantum-tunnel",34,"El túnel cuántico","Las partículas pueden cruzar muros que no pueden escalar, y la memoria de tu móvil depende de ello","Física cuántica","Cuántica y relatividad",{"stage":33,"step":60,"id":273,"node":274,"title":275,"subtitle":276,"topic":277,"track":214},"why-your-battery-wears-out",35,"Por qué se desgasta tu batería","El calor, las cargas completas y las baterías vacías son lo que más envejece tu móvil","Almacenamiento de energía",{"stage":33,"step":67,"id":279,"node":280,"title":281,"subtitle":282,"topic":172,"track":100},"why-your-1-tb-drive-shows-931-gb",36,"Por qué tu disco de 1 TB muestra 931 GB","Los fabricantes de discos y los ordenadores cuentan los bytes de forma distinta",[284,285,286,287,288,289],{"track":247,"count":33},{"track":58,"count":5},{"track":107,"count":5},{"track":271,"count":5},{"track":214,"count":5},{"track":100,"count":5},{"zone":40,"theme":291,"lessons":296,"topics":352},{"key":292,"name":293,"light":294,"dark":295},"quantum-foam","Quantum Foam","#7453ec","#8e72f0",[297,304,310,316,323,328,334,340,346],{"stage":40,"step":5,"id":298,"node":299,"title":300,"subtitle":301,"topic":302,"track":303},"the-packet-puzzle",37,"El puzle de los paquetes","Tu mensaje viaja troceado y se recompone al otro lado","Comunicación de datos","Cómo viajan los datos",{"stage":40,"step":19,"id":305,"node":306,"title":307,"subtitle":308,"topic":309,"track":114},"rolling-shutter",38,"El obturador rodante","Por qué tu móvil dobla las hélices en forma de plátano","Imagen digital",{"stage":40,"step":26,"id":311,"node":312,"title":313,"subtitle":314,"topic":315,"track":17},"guess-my-number-in-7-tries",39,"Adivina mi número en 7 intentos","La búsqueda binaria parte las opciones por la mitad para dar con tu número rápido","Algoritmos",{"stage":40,"step":33,"id":317,"node":318,"title":319,"subtitle":320,"topic":321,"track":322},"why-concrete-needs-steel",40,"Por qué el hormigón necesita acero","El hormigón es fuerte si lo aprietas y débil si lo estiras","Ingeniería civil","Ingeniería y máquinas",{"stage":40,"step":40,"id":324,"node":325,"title":326,"subtitle":327,"topic":23,"track":24},"spot-the-fake-coin-flips",41,"Caza los lanzamientos falsos","Quien se inventa lanzamientos al azar casi nunca escribe rachas largas",{"stage":40,"step":46,"id":329,"node":330,"title":331,"subtitle":332,"topic":333,"track":31},"your-cards-last-digit-is-a-lie-detector",42,"El último dígito de tu tarjeta es un detector de mentiras","El dígito final del número de una tarjeta comprueba todos los demás","Detección de errores",{"stage":40,"step":53,"id":335,"node":336,"title":337,"subtitle":338,"topic":339,"track":145},"the-1890-census-ran-on-punch-cards",43,"El censo de 1890 funcionó con tarjetas perforadas","Unos agujeros en cartulina contaron un país, y de ahí nació IBM","Historia de la informática",{"stage":40,"step":60,"id":341,"node":342,"title":343,"subtitle":344,"topic":345,"track":271},"the-double-slit-surprise",44,"La sorpresa de la doble rendija","Partículas sueltas forman un patrón que solo deberían crear las ondas","Mecánica cuántica",{"stage":40,"step":67,"id":347,"node":348,"title":349,"subtitle":350,"topic":351,"track":51},"judge-by-your-neighbours",45,"El vecino más cercano","Un elemento nuevo se puede clasificar por los ejemplos que más se le parecen","Aprendizaje automático",[353,354,355,356,357,358,359,360,361],{"track":303,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"track":271,"count":5},{"track":51,"count":5},{"zone":46,"theme":363,"lessons":368,"topics":422},{"key":364,"name":365,"light":366,"dark":367},"silicon-dunes","Silicon Dunes","#aa671c","#d27e23",[369,375,381,386,392,398,404,410,416],{"stage":46,"step":5,"id":370,"node":371,"title":372,"subtitle":373,"topic":374,"track":65},"phantom-vibrations",46,"Vibraciones fantasma","La mayoría de usuarios de móvil ha notado una vibración que nunca ocurrió","Psicología digital",{"stage":46,"step":19,"id":376,"node":377,"title":378,"subtitle":379,"topic":380,"track":38},"why-we-only-see-one-side-of-the-moon",47,"Por qué solo vemos una cara de la Luna","La Luna gira sobre sí misma exactamente una vez por órbita","Astronomía",{"stage":46,"step":26,"id":382,"node":383,"title":384,"subtitle":385,"topic":126,"track":72},"the-pigeonhole-trick",48,"El truco del palomar","Si hay más palomas que huecos, una coincidencia oculta está garantizada",{"stage":46,"step":33,"id":387,"node":388,"title":389,"subtitle":390,"topic":391,"track":58},"incognito-isnt-invisible",49,"Incógnito no es invisible","El modo privado oculta tu historial a tu móvil, no a internet","Privacidad en internet",{"stage":46,"step":40,"id":393,"node":394,"title":395,"subtitle":396,"topic":397,"track":107},"the-qr-sticker-scam",50,"La estafa de la pegatina QR","Un código falso pegado sobre el parquímetro manda tu tarjeta a un ladrón","Seguridad en internet",{"stage":46,"step":46,"id":399,"node":400,"title":401,"subtitle":402,"topic":403,"track":247},"change-one-letter-change-everything",51,"Cambia una letra, cambia todo","Un hash es una huella que se transforma por completo ante el mínimo cambio","Hash 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térmica",[423,424,425,426,427,428,429,430,431],{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"track":247,"count":5},{"track":100,"count":5},{"track":271,"count":5},{"track":214,"count":5},{"zone":53,"theme":433,"lessons":438,"topics":490},{"key":434,"name":435,"light":436,"dark":437},"fiber-reef","Fiber Reef","#0b8483","#0ea3a1",[439,445,450,455,461,467,473,478,484],{"stage":53,"step":5,"id":440,"node":441,"title":442,"subtitle":443,"topic":444,"track":100},"the-peanut-butter-robot",55,"El robot de la mantequilla de cacahuete","Programar es dar instrucciones a alguien con cero sentido común","Conceptos de programación",{"stage":53,"step":19,"id":446,"node":447,"title":448,"subtitle":449,"topic":309,"track":114},"why-your-selfie-is-flipped",56,"Por qué tu selfi sale al revés","Tu cámara frontal muestra un espejo y luego guarda la verdad",{"stage":53,"step":26,"id":451,"node":452,"title":453,"subtitle":454,"topic":315,"track":17},"sorting-race",57,"Carrera de ordenación","El método adecuado le gana a un ordenador más rápido",{"stage":53,"step":33,"id":456,"node":457,"title":458,"subtitle":459,"topic":460,"track":303},"light-that-bends-around-corners",58,"La luz que dobla las esquinas","La luz puede quedar atrapada dentro de un hilo de vidrio","Fibra óptica",{"stage":53,"step":40,"id":462,"node":463,"title":464,"subtitle":465,"topic":466,"track":303},"the-undersea-internet",59,"El internet submarino","Casi todos los datos entre continentes viajan por cables en el fondo del océano","Infraestructura de internet",{"stage":53,"step":46,"id":468,"node":469,"title":470,"subtitle":471,"topic":472,"track":322},"crumple-zones",60,"Zonas de deformación","Los coches protegen a las personas aplastándose despacio","Seguridad del automóvil",{"stage":53,"step":53,"id":474,"node":475,"title":476,"subtitle":477,"topic":23,"track":24},"the-gamblers-fallacy",61,"La falacia del jugador","Tras cinco caras, la moneda sigue sin tener memoria",{"stage":53,"step":60,"id":479,"node":480,"title":481,"subtitle":482,"topic":483,"track":31},"barcodes",62,"Códigos de barras","Las rayas blancas y negras son solo números disfrazados","Codificación de datos",{"stage":53,"step":67,"id":485,"node":486,"title":487,"subtitle":488,"topic":489,"track":145},"the-first-website-is-still-online",63,"El primer sitio web sigue en línea","Aún puedes visitar la página que Tim Berners-Lee publicó en 1991","Historia de la web",[491,492,493,494,495,496,497,498],{"track":303,"count":19},{"track":100,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"zone":60,"theme":500,"lessons":505,"topics":558},{"key":501,"name":502,"light":503,"dark":504},"pixel-drift","Pixel Drift","#e6127f","#f253a4",[506,512,518,524,530,535,541,546,552],{"stage":60,"step":5,"id":507,"node":508,"title":509,"subtitle":510,"topic":511,"track":303},"finding-a-route",64,"Encontrar una ruta","Los paquetes cruzan el planeta sin que nadie conozca el mapa entero","Redes informáticas",{"stage":60,"step":19,"id":513,"node":514,"title":515,"subtitle":516,"topic":517,"track":51},"youve-been-training-ai-for-free",65,"Llevas años entrenando IA gratis","Aquellos semáforos y pasos de peatones de los CAPTCHA enseñaron a ver a las máquinas","Anotación de datos",{"stage":60,"step":26,"id":519,"node":520,"title":521,"subtitle":522,"topic":523,"track":65},"faces-everywhere",66,"Caras por todas partes","Tu cerebro está tan pendiente de las caras que las encuentra en enchufes y tostadas","Percepción de patrones",{"stage":60,"step":33,"id":525,"node":526,"title":527,"subtitle":528,"topic":529,"track":38},"sixteen-sunrises-a-day",67,"Dieciséis amaneceres al día","La estación espacial da la vuelta a la Tierra cada 90 minutos","Vuelos espaciales",{"stage":60,"step":40,"id":531,"node":532,"title":533,"subtitle":534,"topic":126,"track":72},"the-party-puzzle",68,"El enigma de la fiesta","En cualquier fiesta de seis, tres son todos amigos o todos desconocidos",{"stage":60,"step":46,"id":536,"node":537,"title":538,"subtitle":539,"topic":540,"track":58},"half-the-internet-is-robots",69,"La mitad de internet son robots","Casi la mitad de todo el tráfico web no es humano","Tráfico de internet",{"stage":60,"step":53,"id":542,"node":543,"title":544,"subtitle":545,"topic":120,"track":107},"would-you-plug-it-in",70,"¿La conectarías?","Casi la mitad de las memorias USB abandonadas acabaron conectadas",{"stage":60,"step":60,"id":547,"node":548,"title":549,"subtitle":550,"topic":551,"track":214},"the-sonic-boom",71,"El estampido sónico","Adelanta a tu propio sonido y se amontona en una onda de choque","Acústica",{"stage":60,"step":67,"id":553,"node":554,"title":555,"subtitle":556,"topic":557,"track":114},"the-missing-yellow",72,"El amarillo que falta","Tu pantalla muestra amarillo sin una sola luz amarilla","Ciencia del color",[559,560,561,562,563,564,565,566,567],{"track":303,"count":5},{"track":51,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"track":214,"count":5},{"track":114,"count":5},{"zone":67,"theme":569,"lessons":574,"topics":627},{"key":570,"name":571,"light":572,"dark":573},"circuit-grove","Circuit Grove","#208157","#249e69",[575,581,587,593,599,605,610,615,621],{"stage":67,"step":5,"id":576,"node":577,"title":578,"subtitle":579,"topic":580,"track":100},"the-desk-and-the-warehouse",73,"El escritorio y el almacén","Los ordenadores guardan una memoria diminuta y rapidísima para lo que vas a necesitar","Arquitectura de computadores",{"stage":67,"step":19,"id":582,"node":583,"title":584,"subtitle":585,"topic":586,"track":303},"the-lost-packet",74,"El paquete perdido","Los trozos que faltan se piden otra vez sin empezar de cero","Redes fiables",{"stage":67,"step":26,"id":588,"node":589,"title":590,"subtitle":591,"topic":592,"track":114},"why-weather-presenters-never-wear-green",75,"Por qué los presentadores del tiempo nunca visten de verde","Un solo color puede cambiarse por un mundo entero","Efectos visuales",{"stage":67,"step":33,"id":594,"node":595,"title":596,"subtitle":597,"topic":598,"track":17},"the-tower-of-hanoi",76,"La Torre de Hanói","Mover 64 discos llevaría más tiempo del que lleva existiendo el universo","Recursividad",{"stage":67,"step":40,"id":600,"node":601,"title":602,"subtitle":603,"topic":604,"track":322},"otis-cut-the-rope",77,"Otis cortó la cuerda","Los ascensores se volvieron seguros cuando un inventor cortó su propio cable en público","Ingeniería de seguridad",{"stage":67,"step":46,"id":606,"node":607,"title":608,"subtitle":609,"topic":16,"track":17},"the-bridges-of-k-nigsberg",78,"Los puentes de Königsberg","Un acertijo de paseo dominical inventó toda una rama de las matemáticas",{"stage":67,"step":53,"id":611,"node":612,"title":613,"subtitle":614,"topic":23,"track":24},"the-sticker-album-problem",79,"El problema del álbum de cromos","Encontrar los últimos cromos lleva más tiempo que todo lo demás junto",{"stage":67,"step":60,"id":616,"node":617,"title":618,"subtitle":619,"topic":620,"track":31},"the-phantom-singer",80,"La cantante fantasma","Dos altavoces pueden poner una voz donde no hay ningún altavoz","Ingeniería de audio",{"stage":67,"step":67,"id":622,"node":623,"title":624,"subtitle":625,"topic":626,"track":145},"the-internets-first-word-was-lo",81,"La primera palabra de internet fue «LO»","El primer mensaje se colgó tras dos letras","Historia de internet",[628,629,630,631,632,633,634,635],{"track":17,"count":19},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"zone":91,"theme":637,"lessons":642,"topics":697},{"key":638,"name":639,"light":640,"dark":641},"analog-foundry","Analog Foundry","#95660d","#b47c0f",[643,649,655,661,667,673,679,685,691],{"stage":91,"step":5,"id":644,"node":645,"title":646,"subtitle":647,"topic":648,"track":51},"a-neuron-is-a-weighted-vote",82,"Una neurona es un voto ponderado","La pieza básica de la IA es una decisión muy simple","Redes neuronales",{"stage":91,"step":19,"id":650,"node":651,"title":652,"subtitle":653,"topic":654,"track":65},"the-afterimage-flag",83,"La bandera de la posimagen","Mira los colores equivocados y aparecen los correctos","Neurociencia visual",{"stage":91,"step":26,"id":656,"node":657,"title":658,"subtitle":659,"topic":660,"track":38},"the-country-that-skipped-a-day",84,"El país que se saltó un día","Samoa saltó directamente del 29 al 31 de diciembre de 2011","Medir el tiempo",{"stage":91,"step":33,"id":662,"node":663,"title":664,"subtitle":665,"topic":666,"track":72},"0-999-1",85,"0.999… = 1","Los nueves infinitos son exactamente uno, no «casi uno»","Números",{"stage":91,"step":40,"id":668,"node":669,"title":670,"subtitle":671,"topic":672,"track":58},"megabits-not-megabytes",86,"Megabits, no megabytes","Por qué tu conexión de «100» descarga a unos 12","Velocidad de internet",{"stage":91,"step":46,"id":674,"node":675,"title":676,"subtitle":677,"topic":678,"track":107},"everyones-password-is-123456",87,"La contraseña de todo el mundo es 123456","Las contraseñas más comunes caen en menos de un segundo","Seguridad de contraseñas",{"stage":91,"step":53,"id":680,"node":681,"title":682,"subtitle":683,"topic":684,"track":214},"measure-light-speed-with-chocolate",88,"Mide la velocidad de la luz con chocolate","Tu microondas puede medir la velocidad de la luz","Electromagnetismo",{"stage":91,"step":60,"id":686,"node":687,"title":688,"subtitle":689,"topic":690,"track":322},"the-arch",89,"El arco","Piedras sueltas aguantan 2.000 años empujándose unas a otras","Diseño estructural",{"stage":91,"step":67,"id":692,"node":693,"title":694,"subtitle":695,"topic":696,"track":100},"your-computer-doesnt-multitask",90,"Tu ordenador no hace varias cosas a la vez","Cambia de tarea tan rápido que te engaña","Multitarea",[698,699,700,701,702,703,704,705,706],{"track":51,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"track":214,"count":5},{"track":322,"count":5},{"track":100,"count":5},{"zone":96,"theme":708,"lessons":713,"topics":765},{"key":709,"name":710,"light":711,"dark":712},"server-farm","Server Farm","#1e55e5","#4372ee",[714,720,725,730,736,742,748,753,759],{"stage":96,"step":5,"id":715,"node":716,"title":717,"subtitle":718,"topic":719,"track":114},"why-gloves-dont-work-on-phones",91,"Por qué los guantes no funcionan en el móvil","Tu dedo altera un campo eléctrico, y una salchicha también","Tecnología de sensores",{"stage":96,"step":19,"id":721,"node":722,"title":723,"subtitle":724,"topic":315,"track":17},"the-hand-on-the-wall-rule",92,"La regla de la mano en la pared","Con una mano siempre en la pared saldrás de casi todos los laberintos",{"stage":96,"step":26,"id":726,"node":727,"title":728,"subtitle":729,"topic":178,"track":322},"why-three-legs-never-wobble",93,"Por qué tres patas nunca cojean","Tres puntos siempre encajan en una superficie; cuatro, a menudo no",{"stage":96,"step":33,"id":731,"node":732,"title":733,"subtitle":734,"topic":735,"track":24},"when-the-average-lies",94,"Cuando la media miente","Un milmillonario entra en un bar y, de media, todos se hacen ricos","Estadística",{"stage":96,"step":40,"id":737,"node":738,"title":739,"subtitle":740,"topic":741,"track":31},"the-doppler-effect",95,"El efecto Doppler","El movimiento cambia el tono del sonido y el color de la luz","Física de ondas",{"stage":96,"step":46,"id":743,"node":744,"title":745,"subtitle":746,"topic":747,"track":65},"the-stroop-effect",96,"El efecto Stroop","Decir el color de una palabra cuesta cuando la palabra nombra otro color","Psicología cognitiva",{"stage":96,"step":53,"id":749,"node":750,"title":751,"subtitle":752,"topic":735,"track":24},"benfords-law",97,"La ley de Benford","En los datos reales, los números empiezan por 1 seis veces más que por 9",{"stage":96,"step":60,"id":754,"node":755,"title":756,"subtitle":757,"topic":758,"track":38},"a-day-on-venus-is-longer-than-its-year",98,"Un día en Venus dura más que su año","Venus gira tan despacio que el año acaba antes","Ciencias planetarias",{"stage":96,"step":67,"id":760,"node":761,"title":762,"subtitle":763,"topic":764,"track":72},"the-mysterious-6174",99,"El misterioso 6174","Cualquier número de cuatro cifras cae en el mismo número","Matemáticas recreativas",[766,767,768,769,770,771,772,773],{"track":24,"count":19},{"track":114,"count":5},{"track":17,"count":5},{"track":322,"count":5},{"track":31,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"zone":103,"theme":775,"lessons":780,"topics":832},{"key":776,"name":777,"light":778,"dark":779},"signal-storm","Signal Storm","#c52d97","#da52b2",[781,787,792,798,804,810,816,821,826],{"stage":103,"step":5,"id":782,"node":783,"title":784,"subtitle":785,"topic":786,"track":58},"the-bottomless-feed",100,"El feed sin fondo","Quita el final de la página y la gente se olvida de parar","Diseño de interacción",{"stage":103,"step":19,"id":788,"node":789,"title":790,"subtitle":791,"topic":684,"track":214},"why-your-microwave-door-has-holes",101,"Por qué la puerta del microondas tiene agujeros","Los agujeros son demasiado pequeños para las microondas, pero grandes para la luz",{"stage":103,"step":26,"id":793,"node":794,"title":795,"subtitle":796,"topic":797,"track":100},"why-restarting-fixes-things",102,"Por qué reiniciar arregla las cosas","Apagar y volver a encender borra lo que salió mal","Sistemas operativos",{"stage":103,"step":33,"id":799,"node":800,"title":801,"subtitle":802,"topic":803,"track":114},"your-camera-sees-your-tv-remote",103,"Tu cámara ve el mando de la tele","Apunta un mando a la cámara del móvil y verás la luz invisible","Infrarrojos",{"stage":103,"step":40,"id":805,"node":806,"title":807,"subtitle":808,"topic":809,"track":31},"silence-made-of-sound",104,"Silencio hecho de sonido","Los auriculares con cancelación de ruido añaden sonido para crear silencio","Interferencia de ondas",{"stage":103,"step":46,"id":811,"node":812,"title":813,"subtitle":814,"topic":815,"track":322},"your-phone-knows-which-way-is-up",105,"Tu móvil sabe dónde está arriba","Un peso microscópico sobre muelles nota cada inclinación","Sensores",{"stage":103,"step":53,"id":817,"node":818,"title":819,"subtitle":820,"topic":23,"track":24},"penneys-game",106,"El juego de Penney","Déjame elegir en segundo lugar y ganaré casi todas las carreras de monedas",{"stage":103,"step":60,"id":822,"node":823,"title":824,"subtitle":825,"topic":551,"track":31},"why-you-hate-your-recorded-voice",107,"Por qué odias tu voz grabada","Normalmente te oyes a través de tu propio cráneo",{"stage":103,"step":67,"id":827,"node":828,"title":829,"subtitle":830,"topic":831,"track":65},"why-you-cant-tickle-yourself",108,"Por qué no puedes hacerte cosquillas","Tu cerebro predice tu propio roce y lo anula","Neurociencia",[833,834,835,836,837,838,839,840],{"track":31,"count":19},{"track":58,"count":5},{"track":214,"count":5},{"track":100,"count":5},{"track":114,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"track":65,"count":5},{"zone":110,"theme":842,"lessons":847,"topics":899},{"key":843,"name":844,"light":845,"dark":846},"retro-terminal","Retro Terminal","#707b0f","#899713",[848,854,860,866,872,878,883,888,894],{"stage":110,"step":5,"id":849,"node":850,"title":851,"subtitle":852,"topic":853,"track":38},"saturn-would-float",109,"Saturno flotaría","El planeta gigante es menos denso que el agua","Ciencia planetaria",{"stage":110,"step":19,"id":855,"node":856,"title":857,"subtitle":858,"topic":859,"track":72},"random-dots-draw-a-triangle",110,"Puntos al azar dibujan un triángulo","Un juego de azar dibuja un fractal perfecto","Fractales",{"stage":110,"step":26,"id":861,"node":862,"title":863,"subtitle":864,"topic":865,"track":58},"emoji-are-secret-sums",111,"Los emojis son sumas secretas","Un emoji de familia son varios emojis pegados","Codificación de texto",{"stage":110,"step":33,"id":867,"node":868,"title":869,"subtitle":870,"topic":871,"track":214},"count-the-thunder",112,"Cuenta el trueno","El rayo te dice a qué distancia está la tormenta","Ondas",{"stage":110,"step":40,"id":873,"node":874,"title":875,"subtitle":876,"topic":877,"track":322},"why-manholes-are-round",113,"Por qué las alcantarillas son redondas","Una tapa redonda nunca puede caer en su propio agujero","Diseño de ingeniería",{"stage":110,"step":46,"id":879,"node":880,"title":881,"subtitle":882,"topic":178,"track":322},"the-drill-that-makes-square-holes",114,"El taladro que hace agujeros cuadrados","Un triángulo redondeado puede taladrar un agujero casi cuadrado",{"stage":110,"step":53,"id":884,"node":885,"title":886,"subtitle":887,"topic":23,"track":24},"why-casinos-always-win",115,"Por qué el casino siempre gana","Con suficientes apuestas, una pequeña ventaja se vuelve una certeza",{"stage":110,"step":60,"id":889,"node":890,"title":891,"subtitle":892,"topic":893,"track":31},"why-some-notes-sound-good-together",116,"Por qué algunas notas suenan bien juntas","Los acordes agradables esconden proporciones sencillas","Acústica musical",{"stage":110,"step":67,"id":895,"node":896,"title":897,"subtitle":898,"topic":339,"track":145},"the-first-bug-was-a-real-moth",117,"El primer bug fue una polilla de verdad","En 1947 unos ingenieros pegaron una polilla en su cuaderno de registro",[900,901,902,903,904,905,906,907],{"track":322,"count":19},{"track":38,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"track":214,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"zone":117,"theme":909,"lessons":914,"topics":965},{"key":910,"name":911,"light":912,"dark":913},"neural-nexus","Neural Nexus","#a340e0","#b565e6",[915,920,925,930,936,942,948,954,960],{"stage":117,"step":5,"id":916,"node":917,"title":918,"subtitle":919,"topic":831,"track":65},"how-fast-are-you",118,"¿Cómo de rápido eres?","Reaccionar a una luz lleva más o menos un cuarto de segundo",{"stage":117,"step":19,"id":921,"node":922,"title":923,"subtitle":924,"topic":380,"track":38},"the-sun-is-white",119,"El Sol es blanco","Solo parece amarillo a través de nuestra atmósfera",{"stage":117,"step":26,"id":926,"node":927,"title":928,"subtitle":929,"topic":666,"track":72},"find-your-birthday-in-pi",120,"Encuentra tu cumpleaños en pi","Las cifras sin fin de pi esconden casi seguro todas las fechas",{"stage":117,"step":33,"id":931,"node":932,"title":933,"subtitle":934,"topic":935,"track":58},"why-texts-were-160-characters",121,"Por qué los SMS tenían 160 caracteres","Un ingeniero contó las letras de las postales","Mensajería móvil",{"stage":117,"step":40,"id":937,"node":938,"title":939,"subtitle":940,"topic":941,"track":58},"why-tweets-were-140",122,"Por qué los tuits eran de 140","Twitter dejó 20 caracteres de cada SMS para tu nombre","Redes sociales",{"stage":117,"step":46,"id":943,"node":944,"title":945,"subtitle":946,"topic":947,"track":51},"the-word-guessing-machine",123,"La máquina de adivinar palabras","Los chatbots escriben prediciendo la siguiente palabra, una y otra vez","Modelos de lenguaje",{"stage":117,"step":53,"id":949,"node":950,"title":951,"subtitle":952,"topic":953,"track":214},"why-the-sky-is-blue",124,"Por qué el cielo es azul","El aire dispersa la luz azul mucho más que la roja, y los atardeceres son lo que sobra","Óptica",{"stage":117,"step":60,"id":955,"node":956,"title":957,"subtitle":958,"topic":959,"track":322},"gears",125,"Engranajes","Cambiar velocidad por fuerza: así suben las bicis las cuestas","Mecánica",{"stage":117,"step":67,"id":961,"node":962,"title":963,"subtitle":964,"topic":735,"track":24},"the-bell-curve-machine",126,"La máquina de la curva de campana","Las bolas que rebotan siempre se amontonan con la misma forma",[966,967,968,969,970,971,972,973],{"track":58,"count":19},{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"track":51,"count":5},{"track":214,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"zone":123,"theme":975,"lessons":980,"topics":1033},{"key":976,"name":977,"light":978,"dark":979},"satellite-belt","Satellite Belt","#957d13","#ac9216",[981,987,993,998,1004,1009,1015,1021,1027],{"stage":123,"step":5,"id":982,"node":983,"title":984,"subtitle":985,"topic":986,"track":65},"yanny-or-laurel",127,"¿Yanny o Laurel?","Una grabación, dos palabras, y cada cual oye una distinta","Percepción auditiva",{"stage":123,"step":19,"id":988,"node":989,"title":990,"subtitle":991,"topic":992,"track":72},"the-simplest-unsolved-problem",128,"El problema sin resolver más simple","Si es par, la mitad; si es impar, el triple más uno. ¿Llega siempre a 1?","Problemas sin resolver",{"stage":123,"step":26,"id":994,"node":995,"title":996,"subtitle":997,"topic":626,"track":58},"the-first-youtube-video",129,"El primer vídeo de YouTube","Todo empezó con diecinueve segundos en un zoo",{"stage":123,"step":33,"id":999,"node":1000,"title":1001,"subtitle":1002,"topic":1003,"track":322},"the-train-that-copied-a-bird",130,"El tren que copió a un pájaro","El tren bala japonés tomó prestado el morro de un martín pescador","Biomimética",{"stage":123,"step":40,"id":1005,"node":1006,"title":1007,"subtitle":1008,"topic":735,"track":24},"what-70-chance-of-rain-means",131,"Qué significa «70 % de probabilidad de lluvia»","No es el 70 % del día ni el 70 % de la ciudad",{"stage":123,"step":46,"id":1010,"node":1011,"title":1012,"subtitle":1013,"topic":1014,"track":65},"your-brain-hides-your-nose",132,"Tu cerebro esconde tu nariz","Tu nariz está siempre a la vista, pero nunca la ves","Percepción",{"stage":123,"step":53,"id":1016,"node":1017,"title":1018,"subtitle":1019,"topic":1020,"track":38},"the-atomic-clock",133,"El reloj atómico","Los relojes más precisos cuentan las vibraciones del interior de los átomos","Medición de precisión",{"stage":123,"step":60,"id":1022,"node":1023,"title":1024,"subtitle":1025,"topic":1026,"track":38},"how-gps-finds-you",134,"Cómo te encuentra el GPS","Tu móvil escucha los relojes de los satélites y hace las cuentas","Navegación por satélite",{"stage":123,"step":67,"id":1028,"node":1029,"title":1030,"subtitle":1031,"topic":1032,"track":72},"sunflowers-count-in-fibonacci",135,"Los girasoles cuentan en Fibonacci","Las espirales de semillas vienen de 34, 55 y 89","Matemáticas en la naturaleza",[1034,1035,1036,1037,1038,1039],{"track":65,"count":19},{"track":72,"count":19},{"track":38,"count":19},{"track":58,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"zone":129,"theme":1041,"lessons":1046,"topics":1098},{"key":1042,"name":1043,"light":1044,"dark":1045},"launch-pad","Launch Pad","#bf342c","#d84a43",[1047,1053,1059,1065,1070,1075,1080,1086,1092],{"stage":129,"step":5,"id":1048,"node":1049,"title":1050,"subtitle":1051,"topic":1052,"track":38},"you-cant-see-the-great-wall-from-space",136,"No se ve la Gran Muralla desde el espacio","La famosa afirmación es un mito","Mitos desmentidos",{"stage":129,"step":19,"id":1054,"node":1055,"title":1056,"subtitle":1057,"topic":1058,"track":24},"the-chart-that-lies",137,"El gráfico que miente","Corta la parte baja de un eje y un cambio mínimo parece enorme","Visualización de datos",{"stage":129,"step":26,"id":1060,"node":1061,"title":1062,"subtitle":1063,"topic":1064,"track":38},"measuring-the-earth-with-a-stick",138,"Medir la Tierra con un palo","Hace más de 2.000 años, un sabio midió el planeta con sombras","Historia de la ciencia",{"stage":129,"step":33,"id":1066,"node":1067,"title":1068,"subtitle":1069,"topic":1014,"track":65},"the-three-bowls",139,"Los tres cuencos","Una mano dice caliente y la otra dice fría, en la misma agua",{"stage":129,"step":40,"id":1071,"node":1072,"title":1073,"subtitle":1074,"topic":178,"track":72},"why-bees-build-hexagons",140,"Por qué las abejas construyen hexágonos","Los hexágonos guardan más miel con menos cera",{"stage":129,"step":46,"id":1076,"node":1077,"title":1078,"subtitle":1079,"topic":234,"track":58},"why-404",141,"¿Por qué 404?","El famoso número de «Not Found» no es una sala del CERN",{"stage":129,"step":53,"id":1081,"node":1082,"title":1083,"subtitle":1084,"topic":1085,"track":72},"the-m-bius-strip",142,"La banda de Möbius","Un anillo de papel con una sola cara y un solo borde","Topología",{"stage":129,"step":60,"id":1087,"node":1088,"title":1089,"subtitle":1090,"topic":1091,"track":107},"the-password-manager",143,"El gestor de contraseñas","Una caja fuerte sólida permite que cada cuenta tenga su propio secreto","Seguridad personal",{"stage":129,"step":67,"id":1093,"node":1094,"title":1095,"subtitle":1096,"topic":1097,"track":247},"the-only-perfect-cipher",144,"El único cifrado perfecto","Una libreta de un solo uso es irrompible si nunca, jamás, la reutilizas","Cifrado",[1099,1100,1101,1102,1103,1104,1105],{"track":38,"count":19},{"track":72,"count":19},{"track":24,"count":5},{"track":65,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"track":247,"count":5},{"zone":135,"theme":1107,"lessons":1112,"topics":1162},{"key":1108,"name":1109,"light":1110,"dark":1111},"cloud-citadel","Cloud Citadel","#0e7fa8","#129dd0",[1113,1118,1123,1128,1134,1140,1145,1151,1157],{"stage":135,"step":5,"id":1114,"node":1115,"title":1116,"subtitle":1117,"topic":207,"track":72},"rice-on-a-chessboard",145,"Arroz en un tablero de ajedrez","Duplica un grano en cada casilla y arruinarías un reino",{"stage":135,"step":19,"id":1119,"node":1120,"title":1121,"subtitle":1122,"topic":345,"track":271},"schr-dingers-cat-was-a-joke",146,"El gato de Schrödinger era una broma","El famoso gato nació para mostrar lo absurda que sonaba la idea",{"stage":135,"step":26,"id":1124,"node":1125,"title":1126,"subtitle":1127,"topic":207,"track":72},"the-lily-pad-riddle",147,"El acertijo de los nenúfares","Si los nenúfares se duplican a diario y cubren el estanque el día 30, ¿cuándo iba por la mitad?",{"stage":135,"step":33,"id":1129,"node":1130,"title":1131,"subtitle":1132,"topic":1133,"track":214},"the-cooktop-that-stays-cold",148,"La placa que se queda fría","La inducción calienta la sartén directamente con un campo magnético cambiante","Ingeniería eléctrica",{"stage":135,"step":40,"id":1135,"node":1136,"title":1137,"subtitle":1138,"topic":1139,"track":58},"how-google-ranked-the-web",149,"Cómo Google ordenó la web","Una página importa cuando la enlazan páginas que importan","Buscadores",{"stage":135,"step":46,"id":1141,"node":1142,"title":1143,"subtitle":1144,"topic":865,"track":100},"a-is-65",150,"La A es el 65","Cada letra que escribes es, en secreto, un número",{"stage":135,"step":53,"id":1146,"node":1147,"title":1148,"subtitle":1149,"topic":1150,"track":303},"the-internets-traffic-jam",151,"El atasco de internet","Las redes se frenan a propósito para no colapsar","Control de congestión",{"stage":135,"step":60,"id":1152,"node":1153,"title":1154,"subtitle":1155,"topic":1156,"track":114},"why-mario-has-a-moustache",152,"Por qué Mario tiene bigote","En un sprite de 16×16, un bigote era más fácil de dibujar que una boca","Diseño de videojuegos",{"stage":135,"step":67,"id":1158,"node":1159,"title":1160,"subtitle":1161,"topic":315,"track":17},"twice-the-data-four-times-the-wait",153,"El doble de datos, el cuádruple de espera","Lo que importa es lo rápido que un método se vuelve lento",[1163,1164,1165,1166,1167,1168,1169,1170],{"track":72,"count":19},{"track":271,"count":5},{"track":214,"count":5},{"track":58,"count":5},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"zone":141,"theme":83,"lessons":1172,"topics":1222},[1173,1179,1185,1190,1195,1201,1206,1211,1216],{"stage":141,"step":5,"id":1174,"node":1175,"title":1176,"subtitle":1177,"topic":1178,"track":72},"achilles-and-the-tortoise",154,"Aquiles y la tortuga","Infinitos pasos pueden caber en un tiempo finito","Series infinitas",{"stage":141,"step":19,"id":1180,"node":1181,"title":1182,"subtitle":1183,"topic":1184,"track":322},"suspension-bridges",155,"Puentes colgantes","Los cables convierten cargas enormes en una tensión que pueden aguantar","Ingeniería de puentes",{"stage":141,"step":26,"id":1186,"node":1187,"title":1188,"subtitle":1189,"topic":764,"track":72},"the-1089-trick",156,"El truco del 1089","Cualquier número de tres cifras lleva a la misma respuesta",{"stage":141,"step":33,"id":1191,"node":1192,"title":1193,"subtitle":1194,"topic":23,"track":24},"the-100-prisoners-riddle",157,"El acertijo de los 100 presos","Un plan ingenioso convierte una muerte casi segura en un 31 % de opciones",{"stage":141,"step":40,"id":1196,"node":1197,"title":1198,"subtitle":1199,"topic":1200,"track":31},"why-adverts-sound-louder",158,"Por qué los anuncios suenan más fuerte","Dos sonidos al mismo volumen pueden sentirse totalmente distintos","Psicoacústica",{"stage":141,"step":46,"id":1202,"node":1203,"title":1204,"subtitle":1205,"topic":339,"track":145},"the-women-who-programmed-eniac",159,"Las mujeres que programaron el ENIAC","Seis mujeres programaron el primer ordenador electrónico de uso general",{"stage":141,"step":53,"id":1207,"node":1208,"title":1209,"subtitle":1210,"topic":947,"track":51},"same-question-different-answer",160,"Misma pregunta, distinta respuesta","Un dial llamado temperatura vuelve a los chatbots creativos o predecibles",{"stage":141,"step":60,"id":1212,"node":1213,"title":1214,"subtitle":1215,"topic":264,"track":107},"how-long-to-crack-it",161,"¿Cuánto se tarda en descifrarla?","Cada carácter de más multiplica el trabajo de un atacante",{"stage":141,"step":67,"id":1217,"node":1218,"title":1219,"subtitle":1220,"topic":1221,"track":107},"how-sites-store-your-password",162,"Cómo guardan los sitios tu contraseña","Una buena web nunca llega a conocer tu contraseña","Ciberseguridad",[1223,1224,1225,1226,1227,1228,1229],{"track":72,"count":19},{"track":107,"count":19},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"track":51,"count":5},{"zone":164,"theme":156,"lessons":1231,"topics":1283},[1232,1238,1243,1248,1254,1260,1265,1271,1277],{"stage":164,"step":5,"id":1233,"node":1234,"title":1235,"subtitle":1236,"topic":1237,"track":72},"the-missing-dollar",163,"El dólar perdido","Un famoso acertijo de dinero funciona sumando lo que no toca","Aritmética",{"stage":164,"step":19,"id":1239,"node":1240,"title":1241,"subtitle":1242,"topic":986,"track":65},"the-cocktail-party-effect",164,"El efecto cóctel","Tu cerebro puede seguir una sola voz en una sala llena de gente",{"stage":164,"step":26,"id":1244,"node":1245,"title":1246,"subtitle":1247,"topic":178,"track":72},"pythagoras-without-algebra",165,"Pitágoras sin álgebra","Desliza cuatro triángulos y el teorema se demuestra solo",{"stage":164,"step":33,"id":1249,"node":1250,"title":1251,"subtitle":1252,"topic":1253,"track":38},"escape-speed",166,"Velocidad de escape","Dejar la Tierra para siempre exige unos 11 kilómetros por segundo","Astrodinámica",{"stage":164,"step":40,"id":1255,"node":1256,"title":1257,"subtitle":1258,"topic":1259,"track":58},"error-418-im-a-teapot",167,"Error 418: soy una tetera","Una broma de primero de abril que acabó en los estándares reales de internet","Cultura de internet",{"stage":164,"step":46,"id":1261,"node":1262,"title":1263,"subtitle":1264,"topic":1133,"track":214},"the-war-of-the-currents",168,"La guerra de las corrientes","Edison y Tesla pelearon por cómo debía llegar la electricidad a tu casa",{"stage":164,"step":53,"id":1266,"node":1267,"title":1268,"subtitle":1269,"topic":1270,"track":107},"credential-stuffing",169,"Relleno de credenciales","Una contraseña filtrada puede abrir muchas cuentas sin relación entre sí","Higiene de contraseñas",{"stage":164,"step":60,"id":1272,"node":1273,"title":1274,"subtitle":1275,"topic":1276,"track":247},"the-prime-lock",170,"El candado de los primos","Multiplicar es fácil; deshacer la multiplicación es el secreto de la seguridad en internet","Teoría de números",{"stage":164,"step":67,"id":1278,"node":1279,"title":1280,"subtitle":1281,"topic":1282,"track":271},"ghost-particles",171,"Partículas fantasma","Billones de neutrinos te atraviesan cada segundo","Física de partículas",[1284,1285,1286,1287,1288,1289,1290,1291],{"track":72,"count":19},{"track":65,"count":5},{"track":38,"count":5},{"track":58,"count":5},{"track":214,"count":5},{"track":107,"count":5},{"track":247,"count":5},{"track":271,"count":5},{"zone":169,"theme":223,"lessons":1293,"topics":1345},[1294,1300,1306,1312,1318,1324,1330,1335,1340],{"stage":169,"step":5,"id":1295,"node":1296,"title":1297,"subtitle":1298,"topic":1299,"track":72},"the-friendship-paradox",172,"La paradoja de la amistad","Lo más probable es que tus amigos tengan más amigos que tú","Matemáticas de redes",{"stage":169,"step":19,"id":1301,"node":1302,"title":1303,"subtitle":1304,"topic":1305,"track":214},"braking-into-the-battery",173,"Frenar para cargar la batería","Los coches eléctricos se recargan un poco cada vez que frenan","Vehículos eléctricos",{"stage":169,"step":26,"id":1307,"node":1308,"title":1309,"subtitle":1310,"topic":1311,"track":72},"winning-at-rock-paper-scissors",174,"Cómo ganar a piedra, papel o tijera","Los humanos somos malos siendo aleatorios, y una máquina puede aprovecharlo","Teoría de juegos",{"stage":169,"step":33,"id":1313,"node":1314,"title":1315,"subtitle":1316,"topic":1317,"track":100},"the-vote-from-outer-space",175,"El voto que llegó del espacio","Un rayo cósmico pudo sumar 4096 votos en unas elecciones belgas","Computación binaria",{"stage":169,"step":40,"id":1319,"node":1320,"title":1321,"subtitle":1322,"topic":1323,"track":303},"fast-internet-slow-pages",176,"Internet rápido, páginas lentas","El ancho de banda no es velocidad: las idas y vueltas se suman","Rendimiento de redes",{"stage":169,"step":46,"id":1325,"node":1326,"title":1327,"subtitle":1328,"topic":1329,"track":114},"why-characters-fall-through-walls",177,"Por qué los personajes atraviesan paredes","Los juegos buscan choques en instantáneas, y lo rápido se cuela entre ellas","Física de videojuegos",{"stage":169,"step":53,"id":1331,"node":1332,"title":1333,"subtitle":1334,"topic":246,"track":247},"the-enigma-machine",178,"La máquina Enigma","158 trillones de configuraciones, cambiadas cada día",{"stage":169,"step":60,"id":1336,"node":1337,"title":1338,"subtitle":1339,"topic":253,"track":247},"breaking-enigma",179,"Rompiendo Enigma","Cayó por costumbres, conjeturas y una sala llena de máquinas",{"stage":169,"step":67,"id":1341,"node":1342,"title":1343,"subtitle":1344,"topic":315,"track":17},"greedy-change",180,"Cambio voraz","Dar siempre la moneda más grande suele funcionar, hasta que no",[1346,1347,1348,1349,1350,1351,1352],{"track":72,"count":19},{"track":247,"count":19},{"track":214,"count":5},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"zone":175,"theme":291,"lessons":1354,"topics":1404},[1355,1360,1366,1371,1376,1382,1388,1393,1398],{"stage":175,"step":5,"id":1356,"node":1357,"title":1358,"subtitle":1359,"topic":1311,"track":72},"the-prisoners-dilemma",181,"El dilema del prisionero","Dos personas que actúan con astucia pueden acabar peor las dos",{"stage":175,"step":19,"id":1361,"node":1362,"title":1363,"subtitle":1364,"topic":1365,"track":322},"the-safety-factor",182,"El factor de seguridad","Los ingenieros construyen cosas varias veces más fuertes de lo necesario","Ingeniería estructural",{"stage":175,"step":26,"id":1367,"node":1368,"title":1369,"subtitle":1370,"topic":207,"track":72},"the-rule-of-72",183,"La regla del 72","Divide 72 entre el tipo de interés y sabrás cuánto tarda el dinero en duplicarse",{"stage":175,"step":33,"id":1372,"node":1373,"title":1374,"subtitle":1375,"topic":23,"track":24},"why-the-bus-always-takes-longer",184,"Por qué el autobús siempre tarda más","Es más probable que llegues durante un intervalo largo",{"stage":175,"step":40,"id":1377,"node":1378,"title":1379,"subtitle":1380,"topic":1381,"track":31},"how-mp3-throws-sound-away",185,"Cómo el MP3 se deshace del sonido","Borra sonidos que tu oído no oiría de todos modos","Percepción del sonido",{"stage":175,"step":46,"id":1383,"node":1384,"title":1385,"subtitle":1386,"topic":1387,"track":271},"the-universes-speed-limit",186,"El límite de velocidad del universo","Nada puede ganarle a la luz, y eso cambia el propio tiempo","Relatividad",{"stage":175,"step":53,"id":1389,"node":1390,"title":1391,"subtitle":1392,"topic":1387,"track":271},"einstein-in-your-pocket",187,"Einstein en tu bolsillo","Sin la relatividad, el mapa de tu móvil fallaría por kilómetros",{"stage":175,"step":60,"id":1394,"node":1395,"title":1396,"subtitle":1397,"topic":339,"track":145},"the-mother-of-all-demos",188,"La madre de todas las demos","En 1968 un hombre mostró el ratón, el hipertexto y las videollamadas",{"stage":175,"step":67,"id":1399,"node":1400,"title":1401,"subtitle":1402,"topic":1403,"track":51},"the-lawyer-who-cited-fake-cases",189,"El abogado que citó casos falsos","En 2023 un abogado presentó seis casos judiciales que una IA había inventado","Alfabetización en IA",[1405,1406,1407,1408,1409,1410,1411],{"track":72,"count":19},{"track":271,"count":19},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"track":51,"count":5},{"zone":181,"theme":363,"lessons":1413,"topics":1467},[1414,1419,1425,1431,1437,1443,1449,1455,1461],{"stage":181,"step":5,"id":1415,"node":1416,"title":1417,"subtitle":1418,"topic":178,"track":72},"why-bubbles-are-round",190,"Por qué las burbujas son redondas","Una esfera guarda el máximo aire con la mínima piel",{"stage":181,"step":19,"id":1420,"node":1421,"title":1422,"subtitle":1423,"topic":1424,"track":65},"the-mcgurk-effect",191,"El efecto McGurk","Lo que ves cambia lo que oyes","Percepción multisensorial",{"stage":181,"step":26,"id":1426,"node":1427,"title":1428,"subtitle":1429,"topic":1430,"track":72},"the-hat-puzzle",192,"El acertijo de los sombreros","Un equipo puede coordinarse a la perfección sin hablar","Lógica",{"stage":181,"step":33,"id":1432,"node":1433,"title":1434,"subtitle":1435,"topic":1436,"track":38},"the-northern-lights",193,"La aurora boreal","El viento solar pinta el cielo al excitar gases muy por encima de nosotros","Clima espacial",{"stage":181,"step":40,"id":1438,"node":1439,"title":1440,"subtitle":1441,"topic":1442,"track":100},"the-transistor",194,"El transistor","Un interruptor sin piezas móviles, y tu móvil tiene miles de millones","Electrónica",{"stage":181,"step":46,"id":1444,"node":1445,"title":1446,"subtitle":1447,"topic":1448,"track":58},"the-web-is-rotting",195,"La web se está pudriendo","La mitad de los enlaces de las sentencias del Tribunal Supremo de EE. UU. ya no funcionan","Arquitectura web",{"stage":181,"step":53,"id":1450,"node":1451,"title":1452,"subtitle":1453,"topic":1454,"track":107},"your-mothers-maiden-name",196,"El apellido de soltera de tu madre","Las preguntas de seguridad suelen responderse en tus propias redes sociales","Recuperación de cuentas",{"stage":181,"step":60,"id":1456,"node":1457,"title":1458,"subtitle":1459,"topic":1460,"track":247},"clock-maths",197,"Matemáticas de reloj","Los números enormes revelan su final si cuentas como un reloj","Aritmética modular",{"stage":181,"step":67,"id":1462,"node":1463,"title":1464,"subtitle":1465,"topic":1466,"track":271},"electricity-is-slow",198,"La electricidad es lenta","Los electrones se arrastran por el cable; la señal vuela","Electricidad",[1468,1469,1470,1471,1472,1473,1474,1475],{"track":72,"count":19},{"track":65,"count":5},{"track":38,"count":5},{"track":100,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"track":247,"count":5},{"track":271,"count":5},{"zone":187,"theme":433,"lessons":1477,"topics":1531},[1478,1483,1489,1495,1501,1507,1513,1519,1525],{"stage":187,"step":5,"id":1479,"node":1480,"title":1481,"subtitle":1482,"topic":1085,"track":72},"stir-your-coffee-one-point-stays-put",199,"Remueve tu café: un punto se queda quieto","Por mucho que remuevas, alguna gota acaba donde empezó",{"stage":187,"step":19,"id":1484,"node":1485,"title":1486,"subtitle":1487,"topic":1488,"track":214},"why-wind-turbines-have-three-blades",200,"Por qué los aerogeneradores tienen tres palas","Ni dos ni cuatro: tres es el punto justo","Energía eólica",{"stage":187,"step":26,"id":1490,"node":1491,"title":1492,"subtitle":1493,"topic":1494,"track":100},"stack-overflow",201,"Desbordamiento de pila","El fallo que da nombre a la famosa web de programadores","Informática",{"stage":187,"step":33,"id":1496,"node":1497,"title":1498,"subtitle":1499,"topic":1500,"track":303},"the-internet-is-a-stack-of-envelopes",202,"Internet es una pila de sobres","La comunicación mundial funciona porque cada capa tiene una sola tarea","Protocolos de red",{"stage":187,"step":40,"id":1502,"node":1503,"title":1504,"subtitle":1505,"topic":1506,"track":114},"jaggies",203,"Dientes de sierra","Difuminar un poco los píxeles del borde hace que las diagonales se vean lisas","Gráficos rasterizados",{"stage":187,"step":46,"id":1508,"node":1509,"title":1510,"subtitle":1511,"topic":1512,"track":17},"the-unbeatable-tic-tac-toe",204,"El tres en raya imbatible","Un ordenador que prevé cada jugada nunca puede perder","IA de juegos",{"stage":187,"step":53,"id":1514,"node":1515,"title":1516,"subtitle":1517,"topic":1518,"track":322},"the-elevator-counterweight",205,"El contrapeso del ascensor","Un peso escondido hace que el motor apenas levante nada","Ingeniería mecánica",{"stage":187,"step":60,"id":1520,"node":1521,"title":1522,"subtitle":1523,"topic":1524,"track":24},"why-the-other-queue-always-moves-faster",206,"Por qué la otra cola siempre avanza más rápido","Con tres colas, la tuya es la más rápida solo una vez de cada tres","Teoría de colas",{"stage":187,"step":67,"id":1526,"node":1527,"title":1528,"subtitle":1529,"topic":1530,"track":303},"why-wi-fi-dies-in-the-kitchen",207,"Por qué el Wi-Fi se muere en la cocina","Microondas, paredes y agua: todos luchan contra tu señal","Redes inalámbricas",[1532,1533,1534,1535,1536,1537,1538,1539],{"track":303,"count":19},{"track":72,"count":5},{"track":214,"count":5},{"track":100,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"zone":193,"theme":500,"lessons":1541,"topics":1594},[1542,1548,1553,1559,1565,1571,1577,1582,1588],{"stage":193,"step":5,"id":1543,"node":1544,"title":1545,"subtitle":1546,"topic":1547,"track":31},"44-100-snapshots-a-second",208,"44.100 instantáneas por segundo","El audio digital es una ristra de medidas, no una onda","Audio digital",{"stage":193,"step":19,"id":1549,"node":1550,"title":1551,"subtitle":1552,"topic":626,"track":145},"why-email-uses",209,"Por qué el correo usa @","Quien envió el primer correo eligió la única tecla que nadie usaba",{"stage":193,"step":26,"id":1554,"node":1555,"title":1556,"subtitle":1557,"topic":1558,"track":51},"the-biased-mirror",210,"El espejo sesgado","La IA aprende los patrones injustos ocultos en sus datos de entrenamiento","Ética de la IA",{"stage":193,"step":33,"id":1560,"node":1561,"title":1562,"subtitle":1563,"topic":1564,"track":65},"the-rubber-hand-illusion",211,"La ilusión de la mano de goma","Tu cerebro puede adoptar una mano falsa en minutos","Ciencia de la percepción",{"stage":193,"step":40,"id":1566,"node":1567,"title":1568,"subtitle":1569,"topic":1570,"track":38},"space-junk",212,"Basura espacial","Un solo choque puede crear miles de balas en órbita","Mecánica orbital",{"stage":193,"step":46,"id":1572,"node":1573,"title":1574,"subtitle":1575,"topic":1576,"track":114},"how-jpeg-shrinks-photos",213,"Cómo encoge JPEG las fotos","Las fotos encogen tirando detalles que tus ojos apenas notan","Compresión de imágenes",{"stage":193,"step":53,"id":1578,"node":1579,"title":1580,"subtitle":1581,"topic":1085,"track":72},"two-opposite-places-with-the-same-weather",214,"Dos lugares opuestos con el mismo tiempo","Ahora mismo, dos puntos opuestos de la Tierra comparten temperatura y presión",{"stage":193,"step":60,"id":1583,"node":1584,"title":1585,"subtitle":1586,"topic":1587,"track":58},"the-internets-attic",215,"El desván de internet","Cientos de miles de millones de páginas web antiguas se guardan en un solo archivo","Archivo web",{"stage":193,"step":67,"id":1589,"node":1590,"title":1591,"subtitle":1592,"topic":1593,"track":107},"the-evil-twin",216,"El gemelo malvado","Un punto de acceso falso puede tomar prestado el nombre de uno en el que confías","Seguridad inalámbrica",[1595,1596,1597,1598,1599,1600,1601,1602,1603],{"track":31,"count":5},{"track":145,"count":5},{"track":51,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":114,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"track":107,"count":5},{"zone":198,"theme":569,"lessons":1605,"topics":1658},[1606,1612,1618,1624,1629,1635,1641,1647,1652],{"stage":198,"step":5,"id":1607,"node":1608,"title":1609,"subtitle":1610,"topic":1611,"track":247},"end-to-end-encryption",217,"Cifrado de extremo a extremo","Ni la empresa de mensajería puede leer tus mensajes","Mensajería segura",{"stage":198,"step":19,"id":1613,"node":1614,"title":1615,"subtitle":1616,"topic":1617,"track":271},"the-big-bang-on-your-old-tv",218,"El Big Bang en tu tele vieja","Parte de la nieve de la TV analógica es la luz más antigua del universo","Cosmología",{"stage":198,"step":26,"id":1619,"node":1620,"title":1621,"subtitle":1622,"topic":1623,"track":214},"the-colour-of-heat",219,"El color del calor","Las cosas calientes revelan su temperatura por el color con que brillan","Radiación térmica",{"stage":198,"step":33,"id":1625,"node":1626,"title":1627,"subtitle":1628,"topic":797,"track":100},"the-spinning-beach-ball",220,"La pelota de playa giratoria","Una sola tarea ocupada puede congelar toda una app",{"stage":198,"step":40,"id":1630,"node":1631,"title":1632,"subtitle":1633,"topic":1634,"track":303},"one-address-a-whole-house",221,"Una dirección para toda la casa","Tu router esconde todos tus dispositivos tras una sola dirección pública","Redes domésticas",{"stage":198,"step":46,"id":1636,"node":1637,"title":1638,"subtitle":1639,"topic":1640,"track":114},"white-balance",222,"Balance de blancos","Las cámaras adivinan el color de la luz para que el blanco se vea blanco","Fotografía",{"stage":198,"step":53,"id":1642,"node":1643,"title":1644,"subtitle":1645,"topic":1646,"track":322},"metal-with-a-memory",223,"Un metal con memoria","Algunos metales recuperan su forma al calentarse","Ciencia de materiales",{"stage":198,"step":60,"id":1648,"node":1649,"title":1650,"subtitle":1651,"topic":315,"track":17},"how-maps-find-your-route",224,"Cómo encuentran tu ruta los mapas","Tu app de navegación explora hacia fuera como una onda",{"stage":198,"step":67,"id":1653,"node":1654,"title":1655,"subtitle":1656,"topic":1657,"track":24},"finding-pi-with-needles",225,"Encontrar pi con agujas","Pi aparece en un juego sin ningún círculo","Matemáticas",[1659,1660,1661,1662,1663,1664,1665,1666,1667],{"track":247,"count":5},{"track":271,"count":5},{"track":214,"count":5},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"track":322,"count":5},{"track":17,"count":5},{"track":24,"count":5},{"zone":204,"theme":637,"lessons":1669,"topics":1720},[1670,1675,1681,1686,1692,1698,1703,1709,1714],{"stage":204,"step":5,"id":1671,"node":1672,"title":1673,"subtitle":1674,"topic":315,"track":17},"the-paint-bucket",226,"El bote de pintura","Rellenar una forma es una búsqueda en un grafo disfrazada",{"stage":204,"step":19,"id":1676,"node":1677,"title":1678,"subtitle":1679,"topic":1680,"track":31},"the-foley-artist",227,"El artista de Foley","Los puñetazos del cine suelen ser apio y chaquetas de cuero","Diseño de sonido",{"stage":204,"step":26,"id":1682,"node":1683,"title":1684,"subtitle":1685,"topic":626,"track":145},"the-first-spam",228,"El primer spam","En 1978 se envió un anuncio por correo a 400 personas, y se pusieron furiosas",{"stage":204,"step":33,"id":1687,"node":1688,"title":1689,"subtitle":1690,"topic":1691,"track":51},"the-panda-that-became-a-gibbon",229,"El panda que se convirtió en gibón","Cambios invisibles pueden engañar por completo al reconocimiento de imágenes","Seguridad de la IA",{"stage":204,"step":40,"id":1693,"node":1694,"title":1695,"subtitle":1696,"topic":1697,"track":65},"the-flash-lag-illusion",230,"La ilusión del flash-lag","Lo que se mueve parece ir por delante de donde está de verdad","Ilusiones de movimiento",{"stage":204,"step":46,"id":1699,"node":1700,"title":1701,"subtitle":1702,"topic":529,"track":38},"why-rockets-launch-east",231,"Por qué los cohetes despegan hacia el este","El giro de la Tierra da a cada cohete un empujón gratis",{"stage":204,"step":53,"id":1704,"node":1705,"title":1706,"subtitle":1707,"topic":1708,"track":322},"the-wobbly-bridge",232,"El puente que se tambaleaba","El Puente del Milenio de Londres se balanceó porque los peatones se acompasaron","Matemáticas aplicadas",{"stage":204,"step":60,"id":1710,"node":1711,"title":1712,"subtitle":1713,"topic":178,"track":72},"only-five-perfect-dice",233,"Solo cinco dados perfectos","Hay exactamente cinco formas con caras regulares idénticas",{"stage":204,"step":67,"id":1715,"node":1716,"title":1717,"subtitle":1718,"topic":1719,"track":58},"the-cloud-is-a-building",234,"La nube es un edificio","Tus fotos viven en almacenes gigantes llenos de ordenadores que zumban","Computación en la nube",[1721,1722,1723,1724,1725,1726,1727,1728,1729],{"track":17,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"track":51,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":322,"count":5},{"track":72,"count":5},{"track":58,"count":5},{"zone":210,"theme":708,"lessons":1731,"topics":1783},[1732,1737,1743,1748,1754,1760,1766,1772,1778],{"stage":210,"step":5,"id":1733,"node":1734,"title":1735,"subtitle":1736,"topic":1593,"track":107},"the-relay-theft",235,"El robo por relé","Los ladrones pueden estirar la señal de la llave de tu coche desde dentro de tu casa",{"stage":210,"step":19,"id":1738,"node":1739,"title":1740,"subtitle":1741,"topic":1742,"track":247},"the-byzantine-generals",236,"Los generales bizantinos","¿Cómo acordar un plan cuando algunos mensajeros mienten?","Sistemas distribuidos",{"stage":210,"step":26,"id":1744,"node":1745,"title":1746,"subtitle":1747,"topic":1387,"track":271},"time-runs-faster-upstairs",237,"El tiempo corre más rápido arriba","Los relojes atómicos van más rápido solo 33 centímetros más arriba",{"stage":210,"step":33,"id":1749,"node":1750,"title":1751,"subtitle":1752,"topic":1753,"track":214},"water-that-freezes-on-command",238,"Agua que se congela a la orden","Un líquido quieto puede seguir bajo cero hasta que algo lo altera","Cambios de fase",{"stage":210,"step":40,"id":1755,"node":1756,"title":1757,"subtitle":1758,"topic":1759,"track":24},"the-99-test-thats-usually-wrong",239,"La prueba del 99 % que suele fallar","Con una enfermedad rara, la mayoría de los positivos pueden ser falsas alarmas","Análisis de amenazas",{"stage":210,"step":46,"id":1761,"node":1762,"title":1763,"subtitle":1764,"topic":1765,"track":100},"deadlock",240,"Interbloqueo","Dos programas pueden esperarse el uno al otro para siempre","Concurrencia",{"stage":210,"step":53,"id":1767,"node":1768,"title":1769,"subtitle":1770,"topic":1771,"track":303},"why-wi-fi-slows-down-in-a-crowd",241,"Por qué el Wi-Fi va más lento en una multitud","En un canal, solo un dispositivo puede hablar a la vez","Comunicación inalámbrica",{"stage":210,"step":60,"id":1773,"node":1774,"title":1775,"subtitle":1776,"topic":1777,"track":114},"panorama-glitches",242,"Fallos en las panorámicas","Las personas que se mueven se vuelven monstruos en las fotos panorámicas","Fotografía computacional",{"stage":210,"step":67,"id":1779,"node":1780,"title":1781,"subtitle":1782,"topic":315,"track":17},"bill-gates-pancake-problem",243,"El problema de las tortitas de Bill Gates","Su único artículo de investigación trataba de dar la vuelta a tortitas",[1784,1785,1786,1787,1788,1789,1790,1791,1792],{"track":107,"count":5},{"track":247,"count":5},{"track":271,"count":5},{"track":214,"count":5},{"track":24,"count":5},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"track":17,"count":5},{"zone":231,"theme":775,"lessons":1794,"topics":1848},[1795,1801,1807,1813,1819,1825,1831,1836,1842],{"stage":231,"step":5,"id":1796,"node":1797,"title":1798,"subtitle":1799,"topic":1800,"track":322},"how-drones-hover",244,"Cómo se mantienen en el aire los drones","Cuatro motores corrigen sin parar una máquina que quiere volcarse","Robótica aérea",{"stage":231,"step":19,"id":1802,"node":1803,"title":1804,"subtitle":1805,"topic":1806,"track":24},"cheese-and-bedsheets",245,"Queso y sábanas","Si buscas en suficientes datos, encontrarás tonterías impresionantes","Minería de datos",{"stage":231,"step":26,"id":1808,"node":1809,"title":1810,"subtitle":1811,"topic":1812,"track":31},"why-phone-calls-sound-muffled",246,"Por qué las llamadas suenan apagadas","Las líneas telefónicas cortan las frecuencias que distinguen la ‘f’ de la ‘s’","Telecomunicaciones",{"stage":231,"step":33,"id":1814,"node":1815,"title":1816,"subtitle":1817,"topic":1818,"track":145},"the-leap-second-that-crashed-websites",247,"El segundo intercalar que tumbó webs","En 2012, un segundo de más tumbó webs populares","Errores de software",{"stage":231,"step":40,"id":1820,"node":1821,"title":1822,"subtitle":1823,"topic":1824,"track":51},"the-wolf-detector-that-saw-snow",248,"El detector de lobos que veía nieve","Una IA puede reconocer el fondo en lugar del objeto","Robustez de los modelos",{"stage":231,"step":46,"id":1826,"node":1827,"title":1828,"subtitle":1829,"topic":1830,"track":65},"the-hollow-mask",249,"La máscara hueca","Tu cerebro se niega a ver una cara hueca","Ilusiones visuales",{"stage":231,"step":53,"id":1832,"node":1833,"title":1834,"subtitle":1835,"topic":660,"track":38},"why-2100-wont-be-a-leap-year",250,"Por qué 2100 no será bisiesto","El calendario tiene una regla para su regla",{"stage":231,"step":60,"id":1837,"node":1838,"title":1839,"subtitle":1840,"topic":1841,"track":72},"the-golden-ratio-myth",251,"El mito de la proporción áurea","El número favorito de la naturaleza es real, pero está muy exagerado","Patrones matemáticos",{"stage":231,"step":67,"id":1843,"node":1844,"title":1845,"subtitle":1846,"topic":1847,"track":31},"how-shazam-hears-a-song",252,"Cómo Shazam oye una canción","Unos segundos de audio con ruido se convierten en una huella única","Reconocimiento de audio",[1849,1850,1851,1852,1853,1854,1855,1856],{"track":31,"count":19},{"track":322,"count":5},{"track":24,"count":5},{"track":145,"count":5},{"track":51,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"track":72,"count":5},{"zone":237,"theme":842,"lessons":1858,"topics":1911},[1859,1865,1871,1876,1882,1888,1893,1899,1905],{"stage":237,"step":5,"id":1860,"node":1861,"title":1862,"subtitle":1863,"topic":1864,"track":58},"the-red-dot",253,"El punto rojo","Un globo diminuto convierte una tarea pendiente en un picor","Diseño de la atención",{"stage":237,"step":19,"id":1866,"node":1867,"title":1868,"subtitle":1869,"topic":1870,"track":107},"why-car-keys-never-repeat-themselves",254,"Por qué las llaves del coche nunca se repiten","Cada pulsación del mando envía un código que nunca volverá a servir","Seguridad de protocolos",{"stage":237,"step":26,"id":1872,"node":1873,"title":1874,"subtitle":1875,"topic":415,"track":271},"youve-never-touched-anything",255,"Nunca has tocado nada","Los electrones empujan antes de que los átomos se encuentren",{"stage":237,"step":33,"id":1877,"node":1878,"title":1879,"subtitle":1880,"topic":1881,"track":214},"why-pasta-cooks-slowly-on-everest",256,"Por qué la pasta tarda en cocerse en el Everest","El agua hierve a menos temperatura cuando el aire es fino","Fisicoquímica",{"stage":237,"step":40,"id":1883,"node":1884,"title":1885,"subtitle":1886,"topic":1887,"track":145},"the-computer-that-flew-to-the-moon",257,"El ordenador que voló a la Luna","El ordenador de guiado del Apolo tenía unos 4 KB de memoria de trabajo","Informática espacial",{"stage":237,"step":46,"id":1889,"node":1890,"title":1891,"subtitle":1892,"topic":1887,"track":145},"apollos-1202-alarm",258,"La alarma 1202 del Apolo","Minutos antes de alunizar, el ordenador empezó a mostrar errores",{"stage":237,"step":53,"id":1894,"node":1895,"title":1896,"subtitle":1897,"topic":1898,"track":100},"the-race-condition",259,"La condición de carrera","Pasos correctos pueden fallar cuando ocurren en el mismo instante","Informática concurrente",{"stage":237,"step":60,"id":1900,"node":1901,"title":1902,"subtitle":1903,"topic":1904,"track":303},"why-its-called-a-cell-phone",260,"Por qué la telefonía móvil es celular","El territorio se divide en «celdas» que reutilizan las mismas frecuencias de radio","Redes celulares",{"stage":237,"step":67,"id":1906,"node":1907,"title":1908,"subtitle":1909,"topic":1910,"track":114},"dark-mode-saves-battery-sometimes",261,"El modo oscuro ahorra batería, a veces","En las pantallas OLED los píxeles negros están apagados","Tecnología de pantallas",[1912,1913,1914,1915,1916,1917,1918,1919],{"track":145,"count":19},{"track":58,"count":5},{"track":107,"count":5},{"track":271,"count":5},{"track":214,"count":5},{"track":100,"count":5},{"track":303,"count":5},{"track":114,"count":5},{"zone":243,"theme":909,"lessons":1921,"topics":1973},[1922,1928,1933,1939,1945,1951,1957,1962,1968],{"stage":243,"step":5,"id":1923,"node":1924,"title":1925,"subtitle":1926,"topic":1927,"track":17},"evolution-inside-a-computer",262,"La evolución dentro de un ordenador","La NASA hizo evolucionar una antena que ningún ingeniero habría diseñado","Algoritmos genéticos",{"stage":243,"step":19,"id":1929,"node":1930,"title":1931,"subtitle":1932,"topic":959,"track":322},"lift-a-car-with-one-hand",263,"Levanta un coche con una mano","Las poleas reparten una carga pesada entre muchas cuerdas",{"stage":243,"step":26,"id":1934,"node":1935,"title":1936,"subtitle":1937,"topic":1938,"track":24},"the-wisdom-of-the-crowd",264,"La sabiduría de la multitud","800 estimaciones de feria, promediadas, clavaron el peso de un buey","Aprendizaje de conjuntos",{"stage":243,"step":33,"id":1940,"node":1941,"title":1942,"subtitle":1943,"topic":1944,"track":31},"the-sound-only-teenagers-hear",265,"El sonido que solo oyen los adolescentes","Perdemos las notas más agudas con la edad","Audición",{"stage":243,"step":40,"id":1946,"node":1947,"title":1948,"subtitle":1949,"topic":1950,"track":145},"iloveyou",266,"El gusano ILOVEYOU","Una carta de amor infectó decenas de millones de ordenadores en 2000","Historia del hackeo",{"stage":243,"step":46,"id":1952,"node":1953,"title":1954,"subtitle":1955,"topic":1956,"track":65},"the-memory-palace",267,"El palacio de la memoria","Los campeones de memoria guardan listas recorriendo habitaciones imaginarias","Ciencia del aprendizaje",{"stage":243,"step":53,"id":1958,"node":1959,"title":1960,"subtitle":1961,"topic":351,"track":51},"learning-from-examples",268,"Aprender de ejemplos","Las máquinas aprenden reglas que nadie escribió viendo ejemplos",{"stage":243,"step":60,"id":1963,"node":1964,"title":1965,"subtitle":1966,"topic":1967,"track":51},"how-a-machine-learns",269,"Cómo aprende una máquina","Un modelo mejora siguiendo pendientes diminutas hacia errores más pequeños","Aprendizaje profundo",{"stage":243,"step":67,"id":1969,"node":1970,"title":1971,"subtitle":1972,"topic":380,"track":38},"looking-into-the-past",270,"Mirar al pasado","Ves el Sol como era hace ocho minutos",[1974,1975,1976,1977,1978,1979,1980,1981],{"track":51,"count":19},{"track":17,"count":5},{"track":322,"count":5},{"track":24,"count":5},{"track":31,"count":5},{"track":145,"count":5},{"track":65,"count":5},{"track":38,"count":5},{"stage":210,"step":67,"node":1780,"id":1779,"language":1983,"title":1781,"subtitle":1782,"topic":315,"track":17,"is_supernode":1984,"languages":1985,"hash":1990,"intro":1991,"num_slides":46,"num_questions":40,"minutes":26},"es",false,[1986,1983,1987,1988,1989],"de","es-419","fr","it","1eb4bae2a34ce414",{"icon":1992,"hook":1993,"discover":1994,"why":1998},"frying.pan.fill","Una pila de tortitas desordenada, una espátula y solo se permiten volteos. ¿Cuántos hacen falta como mínimo, y por qué le importó a Bill Gates?",[1995,1996,1997],"Cuántos volteos bastan para ordenar una pila","Qué demostró un joven Bill Gates","Por qué aún no se sabe la respuesta exacta","Ordenar con un solo movimiento torpe muestra lo rápido que se complican las preguntas de “mínimos pasos”, incluso para los ordenadores."]