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TIL - for most people, the pain from Kidney stones is not from passing the stone. Rather, its from the stone making its way from the kidney down the ureter towards the bladder, causing muscle spasms. Most stones pass from bladder out of urine relatively pain free

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b96YZ The rise of Genghis Khan and the Mongolian empire was responsible for the annihilation of an estimated 40 million people, but there were clearly more than a few conquests off the battlefield as well. A 2003 study suggests that 1 in 200 men are direct descendants of Genghis Khan. Studies of Y-chromosome data found that almost 8 percent of men living in the former Mongolian empire carry nearly identical Y chromosomes. Researchers believe this is attributed to a unique set of social selection circumstances put into play by the spread of the Mongolian empire. In this week’s "Today I Learned," research scientist Albert Lin elaborates on Genghis Khan as a romantic.
9w696 TIL The Chipmunk Song (Christmas Don’t Be Late) was nominated for Record of the Year at the 1st Annual Grammy Awards
Qa7a TIL NHLer Bobby Baun clinched 1 of his 4 Stanley Cups with a broken ankle, and played his career ending game with a broken leg when a skate cut his neck. Found hemorrhaging by the bus and carried to the hospital by Tim Horton, he was placed next to his wife who was giving birth to their 3rd son.
WQA9 TIL on October 20, 1944, an above-ground natural gas storage tank began to leak. The gas eventually made its way into the sewers of Cleveland and ignited, blowing manhole covers miles away and shooting flames up through the plumbing of homes. 130 people were killed.
p8KX8 TIL the “Death Zone” is what climbers call the highest part of Mount Everest (everything above 26,247ft). Due to its lack of oxygen, the body literally begins to die, cell by cell. This can result in health risks like impaired judgement, heart attack or stroke, and altitude sickness.