NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...
Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...
Forty years ago, Americans were shocked when the space shuttle Challenger exploded 73 seconds after it launched on a chilly ...
In the Challenger shuttle tragedy 40 years ago this week, two technologies – aerospace and television – flexed their muscles ...
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