How Road Barriers Stopped Killing Drivers
19:05
When does a car stop being safe?
21:07
What stops rain from flooding your city?
9:30
He secretly changed this freeway sign, helped millions of drivers
33:03
Why Some Designs Are Impossible to Improve: Quintessence
13:35
Roller coaster brakes NEVER fail
35:27
These Stupid Trucks are Literally Killing Us
12:50
How 90 Years of CLEVER Engineering Transformed Tires
8:06