Mr. Beat tells the story of the Space Shuttle Challenger Disaster, which shook NASA and the country as a whole as the first ...

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 ...

WASHINGTON — It's been 39 years since the Challenger space shuttle explosion, one of NASA's most devastating tragedies. NASA's Challenger shuttle exploded 73 seconds after lifting off on Jan. 28, 1986 ...

Log-in to bookmark & organize content - it's free! Florida State University history professor Ronald Doel talked about the 40th anniversary of the Space Shuttle Challenger explosion.

Filmmakers accidentally uncover the biggest part of NASA's destroyed Challenger space shuttle. A destroyed part of NASA's space shuttle Challenger was found 35 years after the launch incident.