› added 11 years ago

105

TIL Josef Fritzl, a guy who imprisoned and raped his daughter for 24 years, got hundreds of love letters following his arrest

Read more wikipedia.org

via reddit.com

RVo9 TIL that the fact that most dust is formed of dead skin cells is a myth. Most of it is just animal dander, sand, insect waste, flour, and of course lots of good, old-fashioned dirt.
x5Zb TIL the composition of both marijuana and tobacco smoke is nearly identical - “Toxic substances, such as carbon monoxide, hydrogen cyanide, and nitrosamines occur in similar concentrations in tobacco and marijuana smoke; so do the amounts of particulate material known collectively as ‘tars’.”
QmZ9 TIL that in 1971, phone phreaker John Draper discovered a way to gain free minutes for long-distance, AT&T calls. He would blow a toy, ‘Captain Crunch’ whistle, which had the same 2600-hertz tone that indicated a trunk line was ready to be put through, and gain access to additional minutes.
Oo54R TIL Some animals in Yosemite still carry the Black Plague
eW84 TIL that in World War II the United States created a program called “Hemp for Victory” where farmers and their sons wouldn’t be drafted if they grew Cannabis for the war effort.