On Jan. 28, 1986, NASA’s 25th space shuttle mission, Challenger, left the launchpad in Cape Canaveral, Florida. Seventy-three seconds into... Lessons and failures from the Challenger space shuttle ...

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 ...

Leland Melvin said that flying a space shuttle was significantly less nerve-wracking than being racially profiled by the ...

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 ...

A little more than a minute after launch and high above Kennedy Space Center, shuttle Challenger was ripped apart after failure of a rubber seal allowed a spurt of rocket flame to ignite the ...

At least two Challenger astronauts are believed to have survived the shuttle's explosion, enduring a harrowing 2-minute, 45-second descent before impact ...