When John Wilkes Booth leaped onto the stage after shooting the President, he tripped—on the American flag.

The rock band Lynyrd Skynyrd took their name from a high school teacher named Leonard Skinner who had suspended several students for having long hair.

Ethernet is a registered trademark of Xerox, Unix is a registered trademark of AT&T.

Only one satellite has been ever been destroyed by a meteor: the European Space Agency's Olympus in 1993.