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TIL Female humans, pilot whales and killer whales are unique among animals: they are the only three mammals known to undergo menopause. This allows them to help their children survive into adulthood and—if they’re lucky—to act as grandmothers to the next generation.

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7r4OM TIL that the FDA has no food regulation powers and that a lot of food produced in America has to have a healthier version made to be sellable in other countries: other markets have a “prove it’s safe or you can’t sell it” policy whereas America uses the “we say it’s safe, prove it’s not” model.
69wD7 TIL that the British created the largest non-nuclear explosion at the time in 1947. They stuffed a German bunker with 4,000 torpedo heads, 9,000 depth charges and 91,000 artillery shells; the explosion, equivalent to 3200 tons of TNT, was felt 70 km away and generated a 1+ km tall mushroom cloud.
N7Ml8 TIL There’s a theme park which offers children the experience of adulthood called KidZania. Instead of going on rides, kids can work in a variety of jobs, like fireman or pilot planes, and use their “salary” in the gift shop or rent electric versions of luxury cars.
7rEkX TIL that Rome was not the capital of the Western Roman Empire until its fall. The capital was moved to Mediolanum and Ravenna in the last centuries.
4Ova TIL that, despite popular belief, Americans actually pay more taxes for healthcare than Canadians, Australians, and Western Europeans.