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

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 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. The myth of "routine" spaceflight was tragically shattered in 1986 as thousands of schoolchildren watched space shuttle Challenger ...

It was the morning of Jan. 28, 1986, when the Space Shuttle Challenger launched from NASA’s Kennedy Space Center in Cape Canaveral, Florida — a moment that would soon become the nation’s worst tragedy ...

Add Yahoo as a preferred source to see more of our stories on Google. The myth of "routine" spaceflight was tragically shattered in 1986 as thousands of schoolchildren watched space shuttle Challenger ...

Like many of my generation, I watched the space shuttle Challenger explode on live television, while I was at school. I remember it very well, because I was a colossal space geek as a kid, and still ...

It was inherently risky, and space exploration continues to be so,” FSU history professor Ronald Doel said, referring to the ...

40 years after the Challenger explosion.