Opinion: The Challenger disaster, 40 years on, and the speech that consoled the nation

We do not have to hide from the hard things. The call of Americans is not to look away, but to look up.

The Challenger shuttle disaster that killed 7 crew members was 40 years ago. What happened and how they're being remembered.

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 ...

She was supposed to be the first teacher in space. 40 years later, her mission continues

NASA’s 1986 Challenger mission was intended to inspire students to consider a future in space. The crew’s family is ...