› added 5 years ago

484

TIL Crocodiles Do Not Die of Old Age

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yQx0M TIL that a spike in testosterone levels in the womb can increase a brain’s asymmetry, creating a greater incidence of left-handedness, autoimmune disorders, learning disorders, homosexuality, and talents in art, music, and languages
b94oZ TIL that boomerangs used for hunting are not designed for a curved return flight, but to fly straight and hit their target. Returning boomerangs are at most used to frighten birds into movement.
e0bE TIL only humans have pubic hair
gv88 TIL that scientists from L'Aquila, Italy, were sentenced to six years in prison for failing to warn of an earthquake, despite lacking any reliable means to do so.
bE70 TIL that wristwatches were almost exclusively worn by women, men used pocket-watches. Wristwatches were first worn by military men towards the end of the 19th century as a way to synchronise maneuvers during war without revealing the plan to the enemy through signaling.