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TIL that gravitational waves have a frequency conveniently within the range of human hearing. This is the sound of two black holes spiraling into one another, echoing through the universe for billions of years

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781br TIL about Gorham's disease, also known as vanishing bone disease, is a rare skeletal disorder where bones progressively disappear and are replaced by abnormal blood vessels or fibrous tissue. It can affect any part of the skeleton and its cause is unknown.
xVaJw TIL Real Madrid's president didn't want to sign Ronaldinho, saying "He's so ugly that he'd sink you as a brand". Instead he signed Beckham, for he's handsome & marketable in Asia. Ronaldinho became Barcelona's star & got a standing ovation from Madrid fans for his performance in EL Clasico 2005.
69Pnl TIL the 1992 Super Bowl halftime show caused viewership of the game on CBS to decrease by 22%. So the following year, the NFL asked Michael Jackson to perform. The half time show was a major success, marking the first time in Super Bowl history that ratings increased between halves during the game.
KOmkE TIL a Russian cat was used by prisoners to sneak drugs into their penal colony near Moscow. The cat allegedly had 5.79 grams of hashish & 1.56 grams of amphetamine under its collar. Defense/prosecution lawyers each wanted the cat to support their case but it escaped from its kennel before trial.
mx06o TIL Acai berries contain theobromine and are as dangerous to dogs as chocolate