January 28, 1986 –
The Space Shuttle Challenger disintegrated 74 seconds into its flight, killing teacher Christa McAuliffe and the rest of the crew. Their capsule plunged intact into the ocean, pulverizing everyone on impact, making a rescue attempt difficult, if not impossible.
The cause was later found to be failure of a booster rocket O-rings because of the cold weather.
And so it goes
The Haus of Dcaligari 