Engineering & MachinesAutomotive Safety
Crumple Zones
Cars protect people by crushing slowly
After a crash, a wrecked front end looks like failure. What if that crumpled metal is the reason the driver walked away?
You'll find out
- Why stiffer isn't safer
- The part of a car that must never bend
- What doubling your speed really does
Why it matters
The same idea protects you in a car, a bike helmet and even a pair of running shoes: stretch out the stop.
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