› added 5 years ago

228

TIL that US telecom companies are legally required to provide a backdoor to law enforcement for wiretapping

Read more fcc.gov

via reddit.com

VB6km TIL In 2019 a Japanese University student studying ninja history turned in an essay written in invisible ink. The words only became visible when the paper was heated over a gas stove. Her professor without even revealing the whole essay gave her an A.
MMKW TIL - “Gotham City” as New York’s nickname came from Washington Irving’s 1807 description of the city being inhabited by fools (after a town in England).
R7xL7 TIL that our voices sound higher in recordings than they do when we speak because bones conduct low frequencies better.
b69xN TIL about the Gatun Dam. It was built to facilitate construction of the Panama Canal and was the largest damn in the world at the time.
woOGW TIL that Che Guevara was Argentinian