› added 11 months ago

49

TIL That Termites Can Produce Hydrogen

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LYPP TIL that Arthur Conan Doyle was the first person to advance the theory that Jack the Ripper committed his murders whilst dressed as a woman.
rZ1d TIL in 1999 Coca Cola invented a vending machine that could adjust its prices based on the temperature, allowing it to hike up the price of a Coke on a hot summer day. Customers denounced the idea, while even Pepsi accused Coke of exploitation
rNA70 TIL a 1993 clan feud between 2 villages in China's Hunan province turned into all out warfare as the villagers armed themselves with homemade guns, dynamite and even cannons to settle old scores. They even constructed trenches and fortifications. After 34 hours, the police quashed the fighting.
R55w6 TIL how trains turn, without a differential. The wheels should create massive friction under the heavy loads. It is solved by conical wheels.
VMRR0 TIL A British Royal Marine threw himself onto a grenade to save the lives of his comrades. His body armour and backpack shielded him from the blast. He was left with just a nosebleed and headache.