Add Yahoo as a preferred source to see more of our stories on Google. Today marks the 40th anniversary of the Challenger explosion, a devastating incident that occurred on Jan. 28, 1986, after the ...

If you weren't around in 1986, the significance of the Challenger disaster in the collective memory of your elders may elude you. To bridge the generation gap, I'll try to set the scene for you. How ...

Forty years ago, a space shuttle exploded. A teacher and her crewmates lost their lives. A generation of schoolchildren watched it happen live. I was one of them. I was 10 when the Challenger ascended ...

Add Yahoo as a preferred source to see more of our stories on Google. Smoke billows in the sky above the Kennedy Space Center in Florida after the explosion of the Space Shuttle Challenger on Jan. 28, ...

Jan. 28, 1986, 7 spacefarers were killed when shuttle Challenger exploded midair after launching from Kennedy Space Center in ...

This browser does not support the Video element. Seven astronauts were killed in the 1986 space shuttle Challenger disaster. Because a teacher was aboard, millions of schoolchildren watched the event ...

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 ...