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TIL that an airplane on a treadmill that keeps ground speed at 0 can still take off due to its engines generating enough air flow to create lift

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wamW TIL Nicotine is unusual compared to most drugs, as its profile changes from stimulant to sedative with increasing doses, a phenomenon known as “Nesbitt’s paradox”
kOwy5 TIL: Pedi people (a tribe in South Africa) wear Scottish kilts. Citing oral history, the use of kilts dates to 1879. They say that's when the tribe lost a battle because its warriors thought kilted Scots leading a British army were women and held their fire until realizing their mistake too late.
9wYXp TIL Liechtenstein's national anthem uses the same melody as the British national anthem. And up until 1936 Liechtenstein's flag was identical to Haiti's.
OGA7Y TIL former UK prime ministers can claim up to £115,000 a year for life.
mxRWo TIL researchers sent out surveys to 23AndMe users asking if they noticed a smell when peeing after eating asparagus. Using the 53% that said "Yes", they were able to isolate the specific part of the DNA that determines whether you can smell asparagus pee.