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TIL A breathing technique called ‘box breathing’ that Navy SEALS and first responders are taught to remain calm in stressful situations

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kOOb4 Short answer: No.
VMgwD TIL of Roar, the most dangerous movie ever made. The movie had 110 untrained lions, tigers, cheetahs, cougars and jaguars, which led to 70 cast and crew members being injured. The injuries ranged fron broken bones to scalpings and gangrene.
4xYX TIL Boston has hidden poems on its sidewalks that are only visible when wet. When it rains, pedstrians are treated to the work of Langston Hughes and others.
Z8y1o TIL Yo-Yo Ma's relative hid the Ma family genealogy in the wall of their home during the Cultural Revolution. It was uncovered that his paternal ancestry traces back eighteen generations to the year 1217.
D1mdV TIL - Pterodactyls were not dinosaurs, they were just flying reptiles that hung out with dinos