John Stapp did not climb onto a rocket sled to become a legend. He did it to answer a terrifying question: how much force can a human body survive when a pilot ejects at extreme speed? In 1954, Stapp ...

Dr. John P. Stapp earned the title “The Fastest Man Alive” at Holloman Air Force Base on Dec. 10, 1954. Courtesy of the New Mexico Museum of Space History New Mexico Museum of Space History Dr. John ...