How far can you push the human body?
Early planes had no seatbelts because engineers thought every crash was fatal.
Then, a doctor named John Paul Stapp strapped himself to a rocket sled to prove the human body could survive far more than anyone believed.
His data gave us cockpit restraints, seatbelts in cars, and the airbag.
Alan Eustace fell 27.7 miles from the stratosphere and holds the world space jump record. But before him came generations of crazy people doing crazy things in the sky!
Full story wherever you get your podcasts — Alan Eustace on Core Memory
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