Jan 28, 1985: I was one of the accident investigators. NASA knew there were serious problems but launched anyway. @NASA wanted publicity & the press was leaving after waiting a couple days. Well, they got their publicity. #Challenger #Challengeraccidenthttps://www.youtube.com/watch?v=j4JOjcDFtBE …
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Richard Feynman did not discover the problem. It was known long before he did anything
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5:15 PM - 31 Jan 2019
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