A catastrophic failure occurred 73 seconds after liftoff as the shuttle emerged from “Max-Q,” the period of highest mechanical stress in the lower atmosphere. The vehicle broke apart in flight and ...

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts ...

The space shuttle Challenger explosion was a defining moment of the 1980s. Whether you were watching on TV or in person, ...

Seven American spacefarers were killed in a tragic event 40 years ago today that has become widely known as the Challenger ...

New Hampshire school teacher Christa McAuliffe died on January 28, 1986 when the space shuttle Challenger exploded.

NASA's space shuttle Challenger exploded and broke apart Jan. 28, 1986, in the sky over East-Central Florida, killing the seven astronauts on board.

Challenger exploded 73 seconds after liftoff while carrying seven people, including "Teacher in Space" participant Christa McAuliffe. Nobody survived the launch on Jan. 28, 1986 from NASA's Kennedy ...

Forty years later, the memories of the Challenger explosion resonate deeply with students and teachers who witnessed it.

Forty years after the Challenger disaster, the tragedy is remembered not only for the seven lives lost, but for the engineer ...

It’s been 40 years since the Space Shuttle Challenger disaster. It was a day the nation slowly realized something had terribly gone wrong.

Forty years on, the Challenger disaster remains a case study in what happens when organizations fail to allow for dissent and ...

Forty years ago, the space shuttle Challenger exploded 73 seconds after liftoff, killing all seven crew members aboard in a ...