› added 1 year ago

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TIL that the Apollo astronauts had to go through customs when they returned from the moon. They had to declare things like moon rock and other lunar samples.

Read more space.com

via reddit.com

9ZGG TIL Stephen Hawking once tried to find potential time travelers by throwing a party and only sending out invitations after the party.
oBv7K TIL that while not enforceable, the U.S. has a flag code which advises Americans on proper flag usage. Examples include, No marking or changing the flag's colors, It must be lowered at night unless properly lit, a flag may not be used on a float without a pole, and no flag apparel of any sort.
mxlDR TIL purple butterfly stickers on incubators are for infants with a twin whom passed away
eppGE TIL hippos are actually not great swimmers. Instead, they mostly move with a sort of slow-motion gallop along the riverbed and they must be denser than water
epMvJ TIL 92% of Cavalier King Charles Spaniels have skull malformations that squish part of their brain into their spinal column.