Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...

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 ...

Forty years ago, the U.S. space shuttle Challengerset out on a mission to not just launch satellites but to carry the first teacher into space and to inspire the promise of spaceflight into classrooms ...

The Space Shuttle Challenger exploded 40 years ago, on Jan. 28, 1986. The disaster was watched live on CNN across the globe and in person by family and friends of the crew and schoolchildren. A ...

Forty years ago, the world watched in horror as NASA's space shuttle Challenger exploded mid-air, killing all seven crew members aboard. The disaster occurred at what was then the pinnacle of the U.S.

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 ...

(CNN) - Wednesday marks the 40th anniversary of the Challenger space shuttle explosion. It was a moment of collective grief on Jan. 28, 1986, when the space shuttle exploded during a live broadcast.

On Jan. 28, 1986, the 25th space shuttle mission Challenger left the launchpad in Cape Canaveral, Florida. Seventy-three seconds into flight, Challenger exploded over the Atlantic Ocean as millions of ...

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 ...

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 ...