› added 11 years ago

100

TIL hunter-gatherer societies had approximately five-hour workdays

Read more wikipedia.org

via reddit.com

BrXlD TIL that 23% of Americans aged 18-34 are living with parents (increase from 15% in 1975).
bJ4 TIL there is a disorder known as Motion Blindness. Sufferers do not see motion, but see the world around them one “snapshot” at a time.
loNnB TIL that the Boltzmann Brain argument suggests it is more likely for a brain to spontaneously form (complete with false memories) than it is for our universe to have formed in the first place. This leads to the conclusion that statistically, we ourselves are Boltzmann Brains.
78J9p TIL The largest swimming pool in the US was so large, lifeguards needed rowboats to patrol it. Fleishhaker Pool, built in San Francisco in 1924, measured 1,000 x 150 feet, contained 6.5 million gallons of water, and could hold 10,000 swimmers. In 1999 it was turned into parking for the zoo.
PYRdE TIL Humans Are Currently Causing The Sixth Mass Extinction