Dr. Richard Feynman - Discovers the O-Ring ProblemDuring a televised segment of the Rogers Commission hearings (on the 11th of February, 1986), Dr. Richard Feynman pointed-out a likely reason why Challenger exploded. Conducting a simple experiment, he revealed that the O-rings were made of a material which was not resilient in cold weather. This is the actual footage when Dr. Feynman's questioning of Larry Mulloy helped the world to understand what doomed the STS 51-L mission. CreditsClip from the Rogers Commission hearing, featuring the questions of Dr. Richard Feynman.
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