› added 5 years ago

193

TIL there are daytime fireworks.

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X0DbP TIL John Von Neumann proposed an idea of self replicating spacecraft. Robert Freitas calcd they could colonize the milky way in 500k years. That we see no evidence of them implies we are alone. Carl Sagan argued rate of replication would consume so much mass no intelligent species would build them
4kgeR TIL after fathers drown at sea, people in the fishing village Skinningrove, England, have a ritual to take the sons out to ensure they don’t get fearful of it.
rRxyw TIL Trey Parker and Matt Stone, creators of South Park, were given a signed photo of Saddam Hussein by American soldiers
L4g0 TIL in the state of Minnesota, it’s illegal to sell a US flag that is manufactured outside of the US. You can be fined up to $1,000 or be sentenced to up to 90 days in jail, or both.
p8g4p TIL that about 372 million people receive artificially-fluoridated water in about 24 countries, including Australia, Brazil, Canada, Chile, Ireland, Malaysia, the U.S., and Vietnam. Fluoridation is rare in Europe, with 97–98% choosing not to fluoridated drinking water.