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TIL Scientists Can “Unboil” an Egg

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OoEdY TIL 3 Mile Island contained nearly all of its radioactive material and subjected surrounding residents to the amount of radiation equivalent to a half a chest xray. No additional deaths are implicated.
evmJ TIL Dog breeds differ in intelligence and have been graded according to the trainability aspect of their intelligence. The dogs considered to be the smartest are the ‘Border Collies’ and the dumbest are the 'Afghan Hounds.’
VaN8 TIL brainless slime molds are capable of making complex intelligent decisions and always find the optimal path towards their goal
1arPV TIL that sloths take a shit once a week. This is the only reason they will leave their tree, and when they do, it's pretty much a life or death situation for them as predators can easily catch them off guard while they are on the ground.
16XAr TIL that the ‘Parting Glass’ mentioned in the Scottish farewell song refers to an old tradition of giving someone a final drink after they mount their horse to fortify them for their journey. The drink, called a stirrup cup, was the final hospitality offered to a departing guest.