› added 8 months ago

37

TIL. Astronauts left mirrors on the moon for scientists on earth to bounce lasers off.

Read more today.umd.edu

via reddit.com

ANryx TIL Canada prohibits aircraft from flying faster than Mach 1, but made an exception in 2003 for a Concorde’s final fight, from NYC to Seattle. It set a new speed record of 3 hours, 55 minutes, and 2 seconds.
X0Ler TIL about the Wilmington Massacre, a race related insurrection and massacre perpetrated in 1898 in Wilmington North Carolina
5Y70R TIL there are only two living species of alligators on earth: the American Alligator and the Chinese alligator, the latter being critically endangered.
v1RgD TIL: Of Nutty Narrows Bridge; a bridge built in the treetops during the 1960s specifically to help squirrels cross a freeway in Washington without getting hit by cars.
5V7Mp TIL - the Kamasutra English translation only talks about sex and the male perspective. but it's a philosophical book about relationships and love. only 20% of the book is about sex. it was selectively translated to suit "filthy paganism" narrative of the British.