› added 9 years ago

251

TIL the Chinese had guns and a firearm that looks like a modern rifle in the 1300s

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VBMxp TIL about commotio cordis, sudden death from from cardiac ventricular fibrillation caused by a chest impact over the heart.
Z8JKa TIL that police officers tap the rear of your vehicle with their hand when performing a traffic stop so that if anything were to happen to the officer during the encounter, there would be physical evidence of them coming into contact with your vehicle via fingerprints.
4kgWa TIL that Baby Doge and Best Friends Animal Society broke the Guinness World Records title for largest donation of pet food in 24 hours by donating 36,750.88 kg of pet food. (BabyDoge is a cryptocurrency and 5% of every transaction goes to donations for dogs)
Z8B6B TIL that Zhang Xianzhong was a leader of a peasant revolt who conquered sichuan and practically depopulated the region so thoroughly that some sources estimate that 2 million people died under his rule.
awjxJ TIL that the world's largest cemetery is Wadi-us-Salaam ("Valley of Peace") in Najaf, Iraq - it contains tens of millions of bodies over an area of 6 km², and approximately 500,000 new bodies from around the globe are buried there annually