Add Yahoo as a preferred source to see more of our stories on Google. The Challenger shuttle crew: (back, L-R) Ellison S Onizuka, Christa McAuliffe, Greg Jarvis and Judy Resnick. (Front, L-R) Mike ...

The two solid rocket boosters flew in different directions as the external fuel tank became a fireball.(AP: Bruce Weaver / File) Forty years ago, the Challenger space shuttle disintegrated just after ...

Sunday marks 38 years since the space shuttle Challenger lifted off on a chilly Florida morning and passed into history when the ship carrying seven astronauts -- one the first “civilian” in space, ...

NASA's Space Shuttle program was a great idea in concept, but flawed execution led to its demise. Here are the problems it ...

CAPE CANAVERAL, Fla. (AP) — A large section of the destroyed space shuttle Challenger has been found buried in sand at the bottom of the Atlantic, more than three decades after the tragedy that killed ...

A stunning discovery has been made 36 years after the Challenger space shuttle disaster. NASA officials tell ABC13 that a 20-foot segment of the shuttle was discovered and recovered by divers off the ...

On June 18, 1983, NASA astronaut Sally Ride became America's first woman in space after she and four colleagues blasted off ...