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157

TIL that there is a lightbulb that has been burning since 1901

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OojOY TIL in Battle of Wizna (1939), 700 Polish soldiers defended their fortified line for 3 days against 40,000 Germans. In the end, German forces broke through the line with 1400 casualties. For Poland, only around 70 Poles survived, got captured and eventually taken to camps
5YLw9 TIL over 100,000 confederate soldiers deserted their posts during the course of the American Civil War.
wo54P TIL sloths can hold their breath for 40 minutes, which is longer than many marine mammals including dolphins
ZG0Y TIL Blue’s Clues was one of the first shows to use software like Media 100, Photoshop and After Effects to do their animation, and were able to produce episodes four times faster than traditional methods as a result, surprising even Adobe themselves
6EmWW TIL that there is a bike highway network crossing through all of Europe