› added 10 years ago

94

TIL that between 1825 to 1925 about 1/3rd of Norway’s population moved to North America

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G8JJ TIL that Regina Rhode was a student at both Columbine High and Virginia Tech during both shootings
yaKa TIL that dolphins know each other by name just like humans, except dolphin infants choose their own name while very young.
0dXM1 TIL that human skin produces cortisol and that topical steroid use changes the biology of the skin leading to itching, flaking, and rash that can be permanent known as Topical Steroid Withdrawal.
N757M TIL an MIT study found that tin-foil hats amplified "radio bands reserved for government use" rather than blocking signals.
PYvAn TIL a horse produces about 15 horsepower. Elite human athletes like Usain Bolt can produce about 3.5hp at their peak.