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de carte vérifie tous les autres","Détection d'erreurs",{"stage":40,"step":53,"id":335,"node":336,"title":337,"subtitle":338,"topic":339,"track":145},"the-1890-census-ran-on-punch-cards",43,"Le recensement de 1890 tournait sur cartes perforées","Des trous dans du carton ont compté une nation, et IBM en est issu","Histoire de l'informatique",{"stage":40,"step":60,"id":341,"node":342,"title":343,"subtitle":344,"topic":345,"track":271},"the-double-slit-surprise",44,"La surprise de la double fente","Des particules isolées dessinent un motif que seules des ondes devraient faire","Mécanique quantique",{"stage":40,"step":67,"id":347,"node":348,"title":349,"subtitle":350,"topic":351,"track":51},"judge-by-your-neighbours",45,"Le plus proche voisin","Un nouvel objet peut être classé d'après les exemples qui lui ressemblent le plus","Apprentissage 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orbite","Astronomie",{"stage":46,"step":26,"id":382,"node":383,"title":384,"subtitle":385,"topic":126,"track":72},"the-pigeonhole-trick",48,"L'astuce des tiroirs","Trop de pigeons pour les trous, et un doublon caché est garanti",{"stage":46,"step":33,"id":387,"node":388,"title":389,"subtitle":390,"topic":391,"track":58},"incognito-isnt-invisible",49,"Incognito ne veut pas dire invisible","Le mode privé cache ton historique à ton téléphone, pas à Internet","Vie privée en ligne",{"stage":46,"step":40,"id":393,"node":394,"title":395,"subtitle":396,"topic":397,"track":107},"the-qr-sticker-scam",50,"L'arnaque à l'autocollant QR","Un faux code collé sur le parcmètre envoie ta carte à un voleur","Sécurité en ligne",{"stage":46,"step":46,"id":399,"node":400,"title":401,"subtitle":402,"topic":403,"track":247},"change-one-letter-change-everything",51,"Change une lettre, tout change","Un hachage est une empreinte qui bascule entièrement au moindre changement","Hachage cryptographique",{"stage":46,"step":53,"id":405,"node":406,"title":407,"subtitle":408,"topic":409,"track":100},"everything-is-binary",52,"Tout est binaire","Chansons, photos et cette phrase ne sont que de l'allumé et de l'éteint","Binaire",{"stage":46,"step":60,"id":411,"node":412,"title":413,"subtitle":414,"topic":415,"track":271},"atoms-are-mostly-empty",53,"Les atomes sont presque vides","Si un atome était un stade, le noyau serait une bille","Physique atomique",{"stage":46,"step":67,"id":417,"node":418,"title":419,"subtitle":420,"topic":421,"track":214},"your-fridge-doesnt-make-cold",54,"Ton frigo ne fabrique pas de froid","Il pompe la chaleur hors de la boîte et la rejette dans ta cuisine","Génie thermique",[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,"Le robot au beurre de cacahuète","Programmer, c'est donner des instructions à quelqu'un qui n'a aucun bon sens","Concepts de programmation",{"stage":53,"step":19,"id":446,"node":447,"title":448,"subtitle":449,"topic":309,"track":114},"why-your-selfie-is-flipped",56,"Pourquoi ton selfie est inversé","Ta caméra frontale montre un miroir, puis enregistre la vérité",{"stage":53,"step":26,"id":451,"node":452,"title":453,"subtitle":454,"topic":315,"track":17},"sorting-race",57,"Course de tri","La bonne méthode bat un ordinateur plus rapide",{"stage":53,"step":33,"id":456,"node":457,"title":458,"subtitle":459,"topic":460,"track":303},"light-that-bends-around-corners",58,"La lumière qui prend les virages","On peut piéger la lumière dans un fil de verre","Fibre optique",{"stage":53,"step":40,"id":462,"node":463,"title":464,"subtitle":465,"topic":466,"track":303},"the-undersea-internet",59,"L'internet sous-marin","Presque toutes les données entre continents voyagent par des câbles au fond de l'océan","Infrastructure d'Internet",{"stage":53,"step":46,"id":468,"node":469,"title":470,"subtitle":471,"topic":472,"track":322},"crumple-zones",60,"Les zones de déformation","Les voitures protègent leurs passagers en s'écrasant lentement","Sécurité automobile",{"stage":53,"step":53,"id":474,"node":475,"title":476,"subtitle":477,"topic":23,"track":24},"the-gamblers-fallacy",61,"L'erreur du joueur","Après cinq faces, la pièce n'a toujours pas de mémoire",{"stage":53,"step":60,"id":479,"node":480,"title":481,"subtitle":482,"topic":483,"track":31},"barcodes",62,"Les codes-barres","Les rayures noires et blanches ne sont que des nombres déguisés","Codage des données",{"stage":53,"step":67,"id":485,"node":486,"title":487,"subtitle":488,"topic":489,"track":145},"the-first-website-is-still-online",63,"Le premier site web est toujours en ligne","Tu peux encore visiter la page que Tim Berners-Lee a publiée en 1991","Histoire du 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,"Trouver son chemin","Les paquets traversent la planète sans que personne ne connaisse toute la carte","Réseaux informatiques",{"stage":60,"step":19,"id":513,"node":514,"title":515,"subtitle":516,"topic":517,"track":51},"youve-been-training-ai-for-free",65,"Tu entraînes l'IA gratuitement","Ces feux et passages piétons des CAPTCHA ont appris aux machines à voir","Annotation de données",{"stage":60,"step":26,"id":519,"node":520,"title":521,"subtitle":522,"topic":523,"track":65},"faces-everywhere",66,"Des visages partout","Ton cerveau est si réglé sur les visages qu'il en trouve dans les prises et les toasts","Perception des formes",{"stage":60,"step":33,"id":525,"node":526,"title":527,"subtitle":528,"topic":529,"track":38},"sixteen-sunrises-a-day",67,"Seize levers de soleil par jour","La station spatiale fait le tour de la Terre toutes les 90 minutes","Vol spatial",{"stage":60,"step":40,"id":531,"node":532,"title":533,"subtitle":534,"topic":126,"track":72},"the-party-puzzle",68,"L'énigme de la fête","Dans toute fête à six, trois sont tous amis ou tous inconnus",{"stage":60,"step":46,"id":536,"node":537,"title":538,"subtitle":539,"topic":540,"track":58},"half-the-internet-is-robots",69,"La moitié d'Internet, ce sont des robots","Près de la moitié du trafic web n'est pas humain","Trafic Internet",{"stage":60,"step":53,"id":542,"node":543,"title":544,"subtitle":545,"topic":120,"track":107},"would-you-plug-it-in",70,"Tu la brancherais ?","Près de la moitié des clés USB abandonnées ont été branchées",{"stage":60,"step":60,"id":547,"node":548,"title":549,"subtitle":550,"topic":551,"track":214},"the-sonic-boom",71,"Le bang supersonique","Dépasse ton propre son et il s'entasse en onde de choc","Acoustique",{"stage":60,"step":67,"id":553,"node":554,"title":555,"subtitle":556,"topic":557,"track":114},"the-missing-yellow",72,"Le jaune manquant","Ton écran affiche du jaune sans une seule lumière jaune","Science des 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fiables",{"stage":67,"step":26,"id":588,"node":589,"title":590,"subtitle":591,"topic":592,"track":114},"why-weather-presenters-never-wear-green",75,"Pourquoi les présentateurs météo ne portent jamais de vert","Une seule couleur peut être remplacée par un monde entier","Effets visuels",{"stage":67,"step":33,"id":594,"node":595,"title":596,"subtitle":597,"topic":598,"track":17},"the-tower-of-hanoi",76,"La tour de Hanoï","Déplacer 64 disques prendrait plus de temps que l'univers n'en a vécu","Récursivité",{"stage":67,"step":40,"id":600,"node":601,"title":602,"subtitle":603,"topic":604,"track":322},"otis-cut-the-rope",77,"Otis a coupé la corde","Les ascenseurs sont devenus sûrs quand un inventeur a coupé son propre câble en public","Ingénierie de la sécurité",{"stage":67,"step":46,"id":606,"node":607,"title":608,"subtitle":609,"topic":16,"track":17},"the-bridges-of-k-nigsberg",78,"Les ponts de Königsberg","Une énigme de promenade du dimanche a inventé toute une branche des maths",{"stage":67,"step":53,"id":611,"node":612,"title":613,"subtitle":614,"topic":23,"track":24},"the-sticker-album-problem",79,"Le problème de l'album de vignettes","Trouver les dernières vignettes prend plus de temps que tout le reste réuni",{"stage":67,"step":60,"id":616,"node":617,"title":618,"subtitle":619,"topic":620,"track":31},"the-phantom-singer",80,"La chanteuse fantôme","Deux enceintes peuvent placer une voix là où il n'y a aucune enceinte","Ingénierie audio",{"stage":67,"step":67,"id":622,"node":623,"title":624,"subtitle":625,"topic":626,"track":145},"the-internets-first-word-was-lo",81,"Le premier mot d'Internet fut « LO »","Le premier message a planté après deux lettres","Histoire 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passe",{"stage":91,"step":53,"id":680,"node":681,"title":682,"subtitle":683,"topic":684,"track":214},"measure-light-speed-with-chocolate",88,"Mesure la vitesse de la lumière avec du chocolat","Ton micro-ondes peut mesurer la vitesse de la lumière","Électromagnétisme",{"stage":91,"step":60,"id":686,"node":687,"title":688,"subtitle":689,"topic":690,"track":322},"the-arch",89,"L'arche","Des pierres libres tiennent 2 000 ans en se poussant les unes les autres","Conception des structures",{"stage":91,"step":67,"id":692,"node":693,"title":694,"subtitle":695,"topic":696,"track":100},"your-computer-doesnt-multitask",90,"Ton ordinateur ne fait pas plusieurs choses à la fois","Il change de tâche si vite qu'il te 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labyrinthes",{"stage":96,"step":26,"id":726,"node":727,"title":728,"subtitle":729,"topic":178,"track":322},"why-three-legs-never-wobble",93,"Pourquoi trois pieds ne sont jamais bancals","Trois points épousent toujours une surface ; quatre, souvent pas",{"stage":96,"step":33,"id":731,"node":732,"title":733,"subtitle":734,"topic":735,"track":24},"when-the-average-lies",94,"Quand la moyenne ment","Un milliardaire entre dans un bar et, en moyenne, tout le monde devient riche","Statistiques",{"stage":96,"step":40,"id":737,"node":738,"title":739,"subtitle":740,"topic":741,"track":31},"the-doppler-effect",95,"L'effet Doppler","Le mouvement change la hauteur du son et la couleur de la lumière","Physique des ondes",{"stage":96,"step":46,"id":743,"node":744,"title":745,"subtitle":746,"topic":747,"track":65},"the-stroop-effect",96,"L'effet Stroop","Dire la couleur d'un mot est difficile quand ce mot nomme une autre couleur","Psychologie cognitive",{"stage":96,"step":53,"id":749,"node":750,"title":751,"subtitle":752,"topic":735,"track":24},"benfords-law",97,"La loi de Benford","Dans les données réelles, les nombres commencent par 1 six fois plus souvent que par 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,"Sur Vénus, un jour dure plus qu'une année","Vénus tourne si lentement que l'année finit avant","Planétologie",{"stage":96,"step":67,"id":760,"node":761,"title":762,"subtitle":763,"topic":764,"track":72},"the-mysterious-6174",99,"Le mystérieux 6174","Tout nombre de quatre chiffres tombe sur le même nombre","Mathématiques 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inclinaison","Capteurs",{"stage":103,"step":53,"id":817,"node":818,"title":819,"subtitle":820,"topic":23,"track":24},"penneys-game",106,"Le jeu de Penney","Laisse-moi choisir en second et je gagnerai la plupart des courses à pile ou face",{"stage":103,"step":60,"id":822,"node":823,"title":824,"subtitle":825,"topic":551,"track":31},"why-you-hate-your-recorded-voice",107,"Pourquoi tu détestes ta voix enregistrée","D'habitude, tu t'entends à travers ton propre crâne",{"stage":103,"step":67,"id":827,"node":828,"title":829,"subtitle":830,"topic":831,"track":65},"why-you-cant-tickle-yourself",108,"Pourquoi tu ne peux pas te chatouiller","Ton cerveau prédit ton propre contact et l'annule","Neurosciences",[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":898},{"key":843,"name":844,"light":845,"dark":846},"retro-terminal","Retro Terminal","#707b0f","#899713",[848,853,859,865,871,877,882,887,893],{"stage":110,"step":5,"id":849,"node":850,"title":851,"subtitle":852,"topic":758,"track":38},"saturn-would-float",109,"Saturne flotterait","La planète géante est moins dense que l'eau",{"stage":110,"step":19,"id":854,"node":855,"title":856,"subtitle":857,"topic":858,"track":72},"random-dots-draw-a-triangle",110,"Des points au hasard dessinent un triangle","Un jeu de hasard dessine une fractale parfaite","Fractales",{"stage":110,"step":26,"id":860,"node":861,"title":862,"subtitle":863,"topic":864,"track":58},"emoji-are-secret-sums",111,"Les emojis sont des sommes secrètes","Un emoji famille, ce sont plusieurs emojis collés","Encodage du texte",{"stage":110,"step":33,"id":866,"node":867,"title":868,"subtitle":869,"topic":870,"track":214},"count-the-thunder",112,"Compte le tonnerre","L'éclair te dit à quelle distance est l'orage","Ondes",{"stage":110,"step":40,"id":872,"node":873,"title":874,"subtitle":875,"topic":876,"track":322},"why-manholes-are-round",113,"Pourquoi les plaques d'égout sont rondes","Une plaque ronde ne peut jamais tomber dans son propre trou","Conception technique",{"stage":110,"step":46,"id":878,"node":879,"title":880,"subtitle":881,"topic":178,"track":322},"the-drill-that-makes-square-holes",114,"La perceuse qui fait des trous carrés","Un triangle arrondi peut percer un trou presque carré",{"stage":110,"step":53,"id":883,"node":884,"title":885,"subtitle":886,"topic":23,"track":24},"why-casinos-always-win",115,"Pourquoi le casino gagne toujours","Avec assez de mises, un petit avantage devient une 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mobile",{"stage":117,"step":40,"id":936,"node":937,"title":938,"subtitle":939,"topic":940,"track":58},"why-tweets-were-140",122,"Pourquoi les tweets faisaient 140","Twitter gardait 20 caractères de chaque SMS pour ton nom","Réseaux sociaux",{"stage":117,"step":46,"id":942,"node":943,"title":944,"subtitle":945,"topic":946,"track":51},"the-word-guessing-machine",123,"La machine à deviner les mots","Les chatbots écrivent en prédisant le mot suivant, encore et encore","Modèles de langage",{"stage":117,"step":53,"id":948,"node":949,"title":950,"subtitle":951,"topic":952,"track":214},"why-the-sky-is-blue",124,"Pourquoi le ciel est bleu","L'air diffuse la lumière bleue bien plus que la rouge, et les couchers de soleil sont les restes","Optique",{"stage":117,"step":60,"id":954,"node":955,"title":956,"subtitle":957,"topic":958,"track":322},"gears",125,"Les engrenages","Échanger de la vitesse contre de la force : c'est ainsi que les vélos grimpent les côtes","Mécanique",{"stage":117,"step":67,"id":960,"node":961,"title":962,"subtitle":963,"topic":735,"track":24},"the-bell-curve-machine",126,"La machine à courbe en cloche","Les billes qui rebondissent s'entassent toujours selon la même forme",[965,966,967,968,969,970,971,972],{"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":974,"lessons":979,"topics":1032},{"key":975,"name":976,"light":977,"dark":978},"satellite-belt","Satellite Belt","#957d13","#ac9216",[980,986,992,997,1003,1008,1014,1020,1026],{"stage":123,"step":5,"id":981,"node":982,"title":983,"subtitle":984,"topic":985,"track":65},"yanny-or-laurel",127,"Yanny ou Laurel ?","Un enregistrement, deux mots, et chacun n'entend pas le même","Perception auditive",{"stage":123,"step":19,"id":987,"node":988,"title":989,"subtitle":990,"topic":991,"track":72},"the-simplest-unsolved-problem",128,"Le problème non résolu le plus simple","Pair, on divise par deux ; impair, on triple et on ajoute un. Arrive-t-on toujours à 1 ?","Problèmes non résolus",{"stage":123,"step":26,"id":993,"node":994,"title":995,"subtitle":996,"topic":626,"track":58},"the-first-youtube-video",129,"La première vidéo YouTube","Tout a commencé par dix-neuf secondes dans un zoo",{"stage":123,"step":33,"id":998,"node":999,"title":1000,"subtitle":1001,"topic":1002,"track":322},"the-train-that-copied-a-bird",130,"Le train qui a copié un oiseau","Le train à grande vitesse japonais a emprunté son nez au martin-pêcheur","Biomimétisme",{"stage":123,"step":40,"id":1004,"node":1005,"title":1006,"subtitle":1007,"topic":735,"track":24},"what-70-chance-of-rain-means",131,"Ce que veut dire « 70 % de risque de pluie »","Ce n'est ni 70 % de la journée ni 70 % de la ville",{"stage":123,"step":46,"id":1009,"node":1010,"title":1011,"subtitle":1012,"topic":1013,"track":65},"your-brain-hides-your-nose",132,"Ton cerveau cache ton nez","Ton nez est toujours dans ton champ de vision, et tu ne le vois jamais","Perception",{"stage":123,"step":53,"id":1015,"node":1016,"title":1017,"subtitle":1018,"topic":1019,"track":38},"the-atomic-clock",133,"L'horloge atomique","Les horloges les plus précises comptent les vibrations au cœur des atomes","Mesure de précision",{"stage":123,"step":60,"id":1021,"node":1022,"title":1023,"subtitle":1024,"topic":1025,"track":38},"how-gps-finds-you",134,"Comment le GPS te trouve","Ton téléphone écoute les horloges des satellites et fait le calcul","Navigation par satellite",{"stage":123,"step":67,"id":1027,"node":1028,"title":1029,"subtitle":1030,"topic":1031,"track":72},"sunflowers-count-in-fibonacci",135,"Les tournesols comptent en Fibonacci","Les spirales de graines vont par 34, 55 et 89","Les mathématiques dans la nature",[1033,1034,1035,1036,1037,1038],{"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":1040,"lessons":1045,"topics":1097},{"key":1041,"name":1042,"light":1043,"dark":1044},"launch-pad","Launch Pad","#bf342c","#d84a43",[1046,1052,1058,1064,1069,1074,1079,1085,1091],{"stage":129,"step":5,"id":1047,"node":1048,"title":1049,"subtitle":1050,"topic":1051,"track":38},"you-cant-see-the-great-wall-from-space",136,"On ne voit pas la Grande Muraille depuis l'espace","La célèbre affirmation est un mythe","Idées reçues",{"stage":129,"step":19,"id":1053,"node":1054,"title":1055,"subtitle":1056,"topic":1057,"track":24},"the-chart-that-lies",137,"Le graphique qui ment","Coupe le bas d'un axe et un changement minuscule paraît énorme","Visualisation de données",{"stage":129,"step":26,"id":1059,"node":1060,"title":1061,"subtitle":1062,"topic":1063,"track":38},"measuring-the-earth-with-a-stick",138,"Mesurer la Terre avec un bâton","Il y a plus de 2 000 ans, un savant a mesuré la planète avec des ombres","Histoire des sciences",{"stage":129,"step":33,"id":1065,"node":1066,"title":1067,"subtitle":1068,"topic":1013,"track":65},"the-three-bowls",139,"Les trois bols","Une main dit chaud, l'autre dit froid, dans la même eau",{"stage":129,"step":40,"id":1070,"node":1071,"title":1072,"subtitle":1073,"topic":178,"track":72},"why-bees-build-hexagons",140,"Pourquoi les abeilles bâtissent des hexagones","Les hexagones stockent le plus de miel avec le moins de cire",{"stage":129,"step":46,"id":1075,"node":1076,"title":1077,"subtitle":1078,"topic":234,"track":58},"why-404",141,"Pourquoi 404 ?","Le fameux numéro de « Not Found » n'est pas une salle du CERN",{"stage":129,"step":53,"id":1080,"node":1081,"title":1082,"subtitle":1083,"topic":1084,"track":72},"the-m-bius-strip",142,"Le ruban de Möbius","Un anneau de papier qui n'a qu'une face et qu'un bord","Topologie",{"stage":129,"step":60,"id":1086,"node":1087,"title":1088,"subtitle":1089,"topic":1090,"track":107},"the-password-manager",143,"Le gestionnaire de mots de passe","Un coffre solide permet à chaque compte d'avoir son propre secret","Sécurité personnelle",{"stage":129,"step":67,"id":1092,"node":1093,"title":1094,"subtitle":1095,"topic":1096,"track":247},"the-only-perfect-cipher",144,"Le seul chiffre parfait","Un masque jetable est incassable si tu ne le réutilises jamais, jamais","Chiffrement",[1098,1099,1100,1101,1102,1103,1104],{"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":1106,"lessons":1111,"topics":1161},{"key":1107,"name":1108,"light":1109,"dark":1110},"cloud-citadel","Cloud Citadel","#0e7fa8","#129dd0",[1112,1117,1122,1127,1133,1139,1144,1150,1156],{"stage":135,"step":5,"id":1113,"node":1114,"title":1115,"subtitle":1116,"topic":207,"track":72},"rice-on-a-chessboard",145,"Du riz sur un échiquier","Double un grain à chaque case et tu ruines un royaume",{"stage":135,"step":19,"id":1118,"node":1119,"title":1120,"subtitle":1121,"topic":345,"track":271},"schr-dingers-cat-was-a-joke",146,"Le chat de Schrödinger était une blague","Le célèbre chat devait montrer à quel point l'idée semblait absurde",{"stage":135,"step":26,"id":1123,"node":1124,"title":1125,"subtitle":1126,"topic":207,"track":72},"the-lily-pad-riddle",147,"L'énigme des nénuphars","Si des nénuphars doublent chaque jour et couvrent l'étang au jour 30, quand était-il à moitié plein ?",{"stage":135,"step":33,"id":1128,"node":1129,"title":1130,"subtitle":1131,"topic":1132,"track":214},"the-cooktop-that-stays-cold",148,"La plaque qui reste froide","L'induction chauffe directement la poêle avec un champ magnétique variable","Génie électrique",{"stage":135,"step":40,"id":1134,"node":1135,"title":1136,"subtitle":1137,"topic":1138,"track":58},"how-google-ranked-the-web",149,"Comment Google a classé le Web","Une page compte quand des pages qui comptent pointent vers elle","Moteurs de recherche",{"stage":135,"step":46,"id":1140,"node":1141,"title":1142,"subtitle":1143,"topic":864,"track":100},"a-is-65",150,"A, c'est 65","Chaque lettre que tu tapes est en secret un nombre",{"stage":135,"step":53,"id":1145,"node":1146,"title":1147,"subtitle":1148,"topic":1149,"track":303},"the-internets-traffic-jam",151,"L'embouteillage d'Internet","Les réseaux ralentissent exprès pour éviter l'effondrement","Contrôle de congestion",{"stage":135,"step":60,"id":1151,"node":1152,"title":1153,"subtitle":1154,"topic":1155,"track":114},"why-mario-has-a-moustache",152,"Pourquoi Mario a une moustache","Dans un sprite de 16×16, une moustache était plus facile à dessiner qu'une bouche","Conception de jeux vidéo",{"stage":135,"step":67,"id":1157,"node":1158,"title":1159,"subtitle":1160,"topic":315,"track":17},"twice-the-data-four-times-the-wait",153,"Deux fois plus de données, quatre fois plus d'attente","Ce qui compte, c'est la vitesse à laquelle une méthode ralentit",[1162,1163,1164,1165,1166,1167,1168,1169],{"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":1171,"topics":1221},[1172,1178,1184,1189,1194,1200,1205,1210,1215],{"stage":141,"step":5,"id":1173,"node":1174,"title":1175,"subtitle":1176,"topic":1177,"track":72},"achilles-and-the-tortoise",154,"Achille et la tortue","Une infinité d'étapes peut tenir dans un temps fini","Séries infinies",{"stage":141,"step":19,"id":1179,"node":1180,"title":1181,"subtitle":1182,"topic":1183,"track":322},"suspension-bridges",155,"Les ponts suspendus","Les câbles changent d'énormes charges en une tension qu'ils supportent","Génie des ponts",{"stage":141,"step":26,"id":1185,"node":1186,"title":1187,"subtitle":1188,"topic":764,"track":72},"the-1089-trick",156,"Le tour du 1089","N'importe quel nombre à trois chiffres mène à la même réponse",{"stage":141,"step":33,"id":1190,"node":1191,"title":1192,"subtitle":1193,"topic":23,"track":24},"the-100-prisoners-riddle",157,"L'énigme des 100 prisonniers","Un plan astucieux change une mort quasi certaine en 31 % de chances",{"stage":141,"step":40,"id":1195,"node":1196,"title":1197,"subtitle":1198,"topic":1199,"track":31},"why-adverts-sound-louder",158,"Pourquoi les pubs sonnent plus fort","Deux sons au même volume peuvent sembler complètement différents","Psychoacoustique",{"stage":141,"step":46,"id":1201,"node":1202,"title":1203,"subtitle":1204,"topic":339,"track":145},"the-women-who-programmed-eniac",159,"Les femmes qui ont programmé l'ENIAC","Six femmes ont programmé le premier ordinateur électronique polyvalent",{"stage":141,"step":53,"id":1206,"node":1207,"title":1208,"subtitle":1209,"topic":946,"track":51},"same-question-different-answer",160,"Même question, réponse différente","Un réglage appelé température rend les chatbots créatifs ou prévisibles",{"stage":141,"step":60,"id":1211,"node":1212,"title":1213,"subtitle":1214,"topic":264,"track":107},"how-long-to-crack-it",161,"Combien de temps pour le craquer ?","Chaque caractère de plus multiplie le travail d'un attaquant",{"stage":141,"step":67,"id":1216,"node":1217,"title":1218,"subtitle":1219,"topic":1220,"track":107},"how-sites-store-your-password",162,"Comment les sites gardent ton mot de passe","Un bon site ne connaît jamais vraiment ton mot de passe","Cybersécurité",[1222,1223,1224,1225,1226,1227,1228],{"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":1230,"topics":1282},[1231,1237,1242,1247,1253,1259,1264,1270,1276],{"stage":164,"step":5,"id":1232,"node":1233,"title":1234,"subtitle":1235,"topic":1236,"track":72},"the-missing-dollar",163,"Le dollar manquant","Une célèbre énigme d'argent marche en additionnant ce qu'il ne faut pas","Arithmétique",{"stage":164,"step":19,"id":1238,"node":1239,"title":1240,"subtitle":1241,"topic":985,"track":65},"the-cocktail-party-effect",164,"L'effet cocktail party","Ton cerveau peut suivre une seule voix dans une salle bondée",{"stage":164,"step":26,"id":1243,"node":1244,"title":1245,"subtitle":1246,"topic":178,"track":72},"pythagoras-without-algebra",165,"Pythagore sans algèbre","Glisse quatre triangles et le théorème se démontre tout seul",{"stage":164,"step":33,"id":1248,"node":1249,"title":1250,"subtitle":1251,"topic":1252,"track":38},"escape-speed",166,"La vitesse de libération","Quitter la Terre pour de bon demande environ 11 kilomètres par seconde","Astrodynamique",{"stage":164,"step":40,"id":1254,"node":1255,"title":1256,"subtitle":1257,"topic":1258,"track":58},"error-418-im-a-teapot",167,"Erreur 418 : je suis une théière","Un poisson d'avril devenu partie des vrais standards d'Internet","Culture Internet",{"stage":164,"step":46,"id":1260,"node":1261,"title":1262,"subtitle":1263,"topic":1132,"track":214},"the-war-of-the-currents",168,"La guerre des courants","Edison et Tesla se sont battus pour la façon dont l'électricité arriverait chez toi",{"stage":164,"step":53,"id":1265,"node":1266,"title":1267,"subtitle":1268,"topic":1269,"track":107},"credential-stuffing",169,"Le bourrage d'identifiants","Un mot de passe fuité peut ouvrir plein de comptes sans rapport","Hygiène des mots de passe",{"stage":164,"step":60,"id":1271,"node":1272,"title":1273,"subtitle":1274,"topic":1275,"track":247},"the-prime-lock",170,"Le cadenas des nombres premiers","Multiplier est facile ; défaire la multiplication est le secret de la sécurité en ligne","Théorie des nombres",{"stage":164,"step":67,"id":1277,"node":1278,"title":1279,"subtitle":1280,"topic":1281,"track":271},"ghost-particles",171,"Particules fantômes","Des billions de neutrinos te traversent chaque seconde","Physique des particules",[1283,1284,1285,1286,1287,1288,1289,1290],{"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":1292,"topics":1344},[1293,1299,1305,1311,1317,1323,1329,1334,1339],{"stage":169,"step":5,"id":1294,"node":1295,"title":1296,"subtitle":1297,"topic":1298,"track":72},"the-friendship-paradox",172,"Le paradoxe de l'amitié","Tes amis ont sans doute plus d'amis que toi","Mathématiques des réseaux",{"stage":169,"step":19,"id":1300,"node":1301,"title":1302,"subtitle":1303,"topic":1304,"track":214},"braking-into-the-battery",173,"Freiner pour recharger","Les voitures électriques se rechargent un peu à chaque ralentissement","Véhicules électriques",{"stage":169,"step":26,"id":1306,"node":1307,"title":1308,"subtitle":1309,"topic":1310,"track":72},"winning-at-rock-paper-scissors",174,"Gagner à pierre-feuille-ciseaux","Les humains sont nuls pour être aléatoires, et une machine peut en profiter","Théorie des jeux",{"stage":169,"step":33,"id":1312,"node":1313,"title":1314,"subtitle":1315,"topic":1316,"track":100},"the-vote-from-outer-space",175,"Le vote venu de l'espace","Un rayon cosmique a peut-être ajouté 4 096 voix à une élection belge","Informatique binaire",{"stage":169,"step":40,"id":1318,"node":1319,"title":1320,"subtitle":1321,"topic":1322,"track":303},"fast-internet-slow-pages",176,"Internet rapide, pages lentes","La bande passante n'est pas la vitesse : les allers-retours s'additionnent","Performances réseau",{"stage":169,"step":46,"id":1324,"node":1325,"title":1326,"subtitle":1327,"topic":1328,"track":114},"why-characters-fall-through-walls",177,"Pourquoi les personnages traversent les murs","Les jeux cherchent les collisions par instantanés, et ce qui va vite se faufile entre eux","Physique des jeux",{"stage":169,"step":53,"id":1330,"node":1331,"title":1332,"subtitle":1333,"topic":246,"track":247},"the-enigma-machine",178,"La machine Enigma","158 trillions de réglages, changés chaque jour",{"stage":169,"step":60,"id":1335,"node":1336,"title":1337,"subtitle":1338,"topic":253,"track":247},"breaking-enigma",179,"Casser Enigma","Elle est tombée par des habitudes, des suppositions et une salle pleine de machines",{"stage":169,"step":67,"id":1340,"node":1341,"title":1342,"subtitle":1343,"topic":315,"track":17},"greedy-change",180,"La monnaie gloutonne","Toujours rendre la plus grosse pièce marche souvent, jusqu'au jour où ça ne marche plus",[1345,1346,1347,1348,1349,1350,1351],{"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},{"stage":123,"step":40,"node":1005,"id":1004,"language":1353,"title":1006,"subtitle":1007,"topic":735,"track":24,"is_supernode":1354,"languages":1355,"hash":1360,"intro":1361,"num_slides":46,"num_questions":40,"minutes":26},"fr",false,[1356,1357,1358,1353,1359],"de","es","es-419","it","60f32035faf09740",{"icon":1362,"hook":1363,"discover":1364,"why":1368},"cloud.rain.fill","La météo annonçait 30 % et tu as fini trempé. Le prévisionniste s'est-il trompé, ou lis-tu ce chiffre de travers depuis toujours ?",[1365,1366,1367],"Ce que compte vraiment le pourcentage","Comment on note un prévisionniste","Pourquoi avoir raison ne suffit pas","Le même test te dit si tu peux te fier à une appli météo, aux chances d'un médecin ou à une IA qui se dit sûre."]