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TIL In 2019, Roderick Sewell became the first-ever above-the-knee double-amputee to complete the grueling Ironman World Championship on prosthetic legs. The race included him completing a 112 mile bike ride he completed by pedaling a recumbent bike with his arms.

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wLxLY TIL, cheetah unlike the other big cats have claws like dogs which isn't fully retractable. Their feet structure is maximized for speedy chases on prey, leopard & lion can't achieve.
J1n88 TIL that octopuses have been caught throwing things at each other in aquariums. Apparently, they're not just escape artists and clever problem solvers, they're also petty little grudge holders who chuck rocks at their annoying tank mates.
D1dKV TIL planned obsolescence is illegal in France; it is a crime to intentionally shorten the lifespan of a product with the aim of making customers replace it. In early 2018, French authorities used this law to investigate reports that Apple deliberately slowed down older iPhones via software updates.
8kZL TIL In George Washington’s farewell address, he warned against foreign influence in domestic affairs, bitter partisanship in domestic politics, permanent alliances with any portion of the foreign world, and called for men to move beyond partisanship and serve the common good.
VMGGZ TIL about Guerrilla Grafting. It's the illegal process of turning city maintained sterile fruit trees into fruiting trees by splicing compatible branches onto the sterile trees with branches from fruiting trees.