› added 4 months ago

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TIL that the Hollywood sign was modified to read 'Hollyweed' after some pranksters added $50 of fabric to it in 1976.

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BrPnW TIL in 1963 Italian engineers underestimated the effects of a controlled landslide they’d planned, resulting in a shockwave 2x the intensity of Hiroshima, instantly pulverizing thousands of people & causing a 820ft tsunami to travel down a mountain, turning the town beneath to a “large muddy crater”
m1WEM TIL that there is a rare condition known as "synesthesia" where people experience a blending of their senses. someone with synesthesia might see colors when they hear music . This phenomenon is estimated to affect about 1 in 2,000 people.
6npw TIL of “imprints”, hand-reared falconry birds sexually attracted to their keepers. To breed an imprint, the keeper “lets the male bird copulate with his head” while wearing a special hat for semen collection
rRd44 TIL the Power of Sleep particularly for elite athletes. Roger Federer sleeps 12 hours a day. Usain Bolt 9-10 hrs a day. Le Bron James also sleeps 12 hours. For a long time, while he was struggling with his form, Tiger Woods had a sleep disorder.
E14A0 TIL that poisonous food substances are the reason we find bitter taste unpleasant. Our taste buds evolved associating bitter taste to poison because most of the poisonous wild fruits are bitter & nutritious ones, sweet. The feature which protected us for centuries is now causing major health-risks.