› added 10 years ago

81

TIL: Pythagoras invented a cup which spills ALL of its contents if the user pours in more than the allowed amount. It uses the same siphon principle as modern toilets to control gluttony.

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7r0BX TIL that there are animals that have more than one heart, such as the octopus — and some humans even, thanks to "piggyback" heart transplants that add another heart to the original