The space shuttle Challenger explodes moments after launch on Jan. 28, 1986 from the Kennedy Space Center, killing its seven crewmembers. Challenger: A True Story of Heroism and Disaster on the Edge ...

Cold weather weakened the Challenger's O-rings, causing a seal failure. Hot gases escaped due to the O-ring failure, leading to an explosion. NASA's decision to launch followed established procedures, ...

Tuesday marks the 39th anniversary of the Space Shuttle Challenger tragedy.The shuttle exploded 73 seconds after takeoff on Jan. 28, 1986.New Hampshire teacher Christa McAuliffe was one of the seven ...

A new book details the errors that went into the disaster that doomed the Space Shuttle Challenger in 1986. AP At 8.15 a.m. on Jan. 28, 1986, New Hampshire social-studies teacher Christa McAuliffe sat ...

The year 1986 was notable for two big disasters, both of them attributable to human error and bureaucratic negligence at competing super powers: the Chernobyl nuclear ...

For millions of Americans, it was an event that would be seared into their memories for the rest of their lives – on par with the Kennedy assassination and 9/11. On that chilly January day in 1986, ...

it is with deep, heartfelt sorrow. I address you here this afternoon at 11:40 a.m. This morning Space program experienced a national tragedy with the explosion of the space shuttle Challenger.

After decades of American diversions and disasters, the explosion of the space shuttle Challenger soon after blastoff on Jan. 28, 1986, may be a dimming memory for most of us, but Kevin Cook brings ...

Sunday marks the 38th anniversary of the Challenger space shuttle explosion, a disaster that killed seven people 73 seconds after launch.An O-ring failure blamed on cold weather doomed the shuttle ...