In the early jet fighter days, nobody knew how much G-force the human body could withstand. Testing the limits of survivability came down to human testing. Today, we owe much of that knowledge to Dr. John Paul Stapp, who strapped himself into a crazy rocket sled to see just what the human body could endure.
http://ift.tt/1niHIcd
Комментариев нет:
Отправить комментарий