Only the integrity of [[Richard Feynman]], who was accidentally appointed to the commission charged with covering up the cause of the [[Challenger shuttle disaster]], allowed the public to know that an [[O-ring]] problem - well-known to the rocket engineers who strongly warned against launching the {{hl|space|shuttle}} in such cold weather - caused the crash.<ref>http://www.accesstoenergy.com/view/ate/s41p890.htm</ref>
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Only the integrity of [[Richard Feynman]], who was accidentally appointed to the commission charged with covering up the cause of the [[Challenger shuttle disaster]], allowed the public to know that an [[O-ring]] problem - well known to the rocket engineers who strongly warned against launching the {{hl|space|shuttle}} in such cold weather - caused the crash.<ref>http://www.accesstoenergy.com/view/ate/s41p890.htm</ref>