› added 7 years ago

70

TIL blue light scatters the most in the atmosphere and is therefore least visible by aircrafts at night. 1939 German engineers knew that and installed blue lights on their emergency vehicles, to be spotted less easily by bombers. This is the origin of the blue emergency light.

Read more wikipedia.org

via ift.tt

8RkV TIL Willem DaFoe was expelled from high school for making a porno
7rVNb TIL Australian opium farmers found mysterious crop circles in their fields. The culprits were wallabies who got high and bounced around in circles
9GeD TIL that after five months, Guns N’ Roses’ first album attracted only modest interest. MTV then humored a request from their label by airing “Welcome to the Jungle” at 4am on a Sunday. Sales exploded, eventually selling 15 million copies in the US alone, one of the best debuts in history.
XEA5E TIL that Comic Sans, a font widely regarded as silly and unprofessional, is one of the easiest fonts for dyslexic people to read
oBVbK TIL that Wes Craven placed a torn poster of Jaws in the background of The Hills Have Eyes to communicate to the audience that he believed his movie was much scarier. Later, Sam Raimi places a torn poster of The Hills Have Eyes in The Evil Dead to communicate the same message towards Craven