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TIL Vancouver recently begun the application process to designate Chinatown a UNESCO World Heritage Site, to increase recognition. Dr. Sun Yat-Sen Memorial Courtyard is a key public space, though years of neglect and general disuse have led to its becoming a popular site for vandalism and loitering

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mxa4O TIL that Edward Rulloff, a 19th-century serial killer, doctor, philologist, and inventor, was deemed so intelligent that even after his conviction for murder, some believed he was too valuable to be hanged. Even Mark Twain jokingly offered to find a replacement to take his place at the gallows.
8epaG TIL "Cute aggression" or the urge to squeeze cute animals or babies is the brain’s coping mechanism to temper the onslaught of positive feelings. Because if you find yourself incapacitated by how cute a baby is—so much so that you simply can't take care of it—that baby is going to starve.
69XZm TIL of Dr. Kathy Sullivan. Sullivan was the first woman to perform a spacewalk in 1984 and the first woman to descend to Challanger Deep, the deepest part of the Ocean, in 2020.
dp8Z TIL that the combination of 200mg of ibuprofen and 500 mg of acetaminophen is one of the strongest pain reliever combinations and found to be more effective than opioids.
ADKwx TIL that the first known interstellar object detected passing through our Solar System is an asteroid called ʻOumuamua, found in 2017. It's a rocky, cigar-shaped object tumbling through space and it required a new astronomical designation: I, for Interstellar object. ʻOumuamua is designated "1I".