Add Yahoo as a preferred source to see more of our stories on Google. On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The ...

Forty years ago today, Americans were stunned, shocked and saddened when the Challenger space shuttle exploded 73 seconds after liftoff on a cold, cloudless day in Florida. A booster leak ignited the ...

Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event live in school. Forty years later, many of those ...

On January 28, 1986, the space shuttle Challenger exploded shortly after liftoff, killing the seven crew members on board The space shuttle disintegrated over the Atlantic Ocean, just off the coast of ...