Forty years ago, Space Shuttle Challenger disintegrated 73 seconds into its flight, killing its crew of seven and exposing the management culture and decision-making process that led NASA to launch on ...

Add Yahoo as a preferred source to see more of our stories on Google. Forty years ago, the world watched in horror as NASA's space shuttle Challenger exploded mid-air, killing all seven crew members ...

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 ...

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 ...

Earlier this month, NASA successfully evacuated four crew members from the International Space Station following a medical emergency. The four astronauts — two from the United States, one from Japan ...

Dallas was still haunted in the 1970s by the assassination of President John F. Kennedy. Guilt, combined with intense national scrutiny, even hatred, cast a pall over Big D. I grew up with my ...

The Challenger space shuttle exploded 73 seconds after launch on January 28, 1986, killing all seven crew members. A failed O-ring seal in the right solid rocket booster caused the disaster, which was ...

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The space shuttle Challenger crew. Front row, from left to right, Michael J. Smith, Francis R. “Dick” Scobee, and Ronald E. McNair. Back row, from left to right ...

Forty years ago, the NASA space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members. Among the seven crew members were five NASA astronauts, as well as a payload ...