› added 5 years ago

71

TIL that British used the same musket for over a hundred years, the Brown Bess.

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97Lr TIL Canada has phased out pennies, stores can advertise whatever price they want then choose whether to round up or down to the nearest 5 cents at the register.
OoE56 TIL of Phosphenes, illusory light effects seen in pitch dark due to eye pressure, electrical or magnetic stimulation. Lengthy light deprivation causes the brain to see shapes made of phosphenes, called Prisoners Cinema. Some scientists believe this was an inspiration for neolithic cave paintings.
gND7 TIL scientists have found evidence in Australia to support the theory that 3.5 billion years ago, a mega asteroid about 15 miles across slammed into Earth, triggering massive tsunamis and leaving craters bigger than many U.S. states
rNk9w TIL one of the proposed definitions for the meter was the seconds pendulum, which takes 1 second for each swing
OZP4 TIL A 2013 IMF study found that worldwide subsidies for fossil fuels totaled $1.9 trillion, while worldwide subsidies for renewable energy was $88 billion. Meaning for every $1 in subsidies renewable energy got, the fossil fuel industry received $21.50 in subsidies.