(AP) The watching world was horrified when, on Jan. 28, 1986, the space shuttle Challenger exploded over Cape Canaveral, Fla., just seconds after liftoff. Seven crew members, including beloved Teacher ...
Plain-spoken, sometimes rumpled scientist Richard Feynman is the hero of the movie “The Challenger Disaster,” which premieres at 9 p.m. EST Saturday on the Science Channel. And his heroism is simply ...
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