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TIL that North Korea has a population of 25.5 million people. That means its population is slightly larger than Australia’s and it has more people than two thirds of the world’s countries (even after accounting for territories and dependencies listed separately in this data)

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AGaa TIL Traci Johnson, a healthy 19-year-old college student volunteer enrolled in a clinical trial for the antidepressant Cymbalta and shortly after hung herself at the testing facility.
0wlpy TIL that American surgeon William Beaumont, the "Father of Gastric Physiology", researched human digestion by putting pieces of food on a string and poking them through an old gunshot wound in his handyman's stomach. He pulled it out on regular intervals to check on how well it had been digested.
DQKag TIL It is estimated that Australia hosts 66 venomous species, ranking beneath countries such as Brazil (with 79 species) and Mexico (with 80). But if it’s the amount of venom in those creatures that counts.
yQmkV TIL not only does the Aztec word that became avocado mean “testicle” (because it grows in pairs), but the fruit was apparently adapted for megafauna like mammoths and giant sloths who would eat it and poop out its unusually large seed in distant locations.
b6E04 TIL the Japanese captured the USS Stewart, the "Ghost Ship of the Pacific", in WWII after being scuttled. They raised her from the bottom, repaired the ship, and commissioned her into the Japanese fleet, sailing around the Pacific performing escort duties.