› added 6 years ago

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TIL the Portuguese man o' war isn’t actually a jellyfish, it’s a colonial organism called a siphonophore and is comprised of four different organisms all working as one.

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5VnXD TIL Every single British tank has a built in boiling vessel so the crew can have cheeky mid-battle tea breaks
Wk1ld TIL in 1992 Toronto Blue Jays baseball player Joe Carter pulled an amazing prank on teammate Derek Bell by pretending to raffle off his car mid-game. He rode onto the field in it and the announcer read off a fake winning ticket
N6WN TIL keeping bedroom doors shut at night can save your life in the event of a fire. A shut door will keep out smoke and flames for 20 minutes longer than an open door.
oD0K TIL that vampire bats will die if they can’t find blood for two nights in a row. Luckily, generous well-fed bats will often regurgitate blood to share with others, in exchange for grooming. This has been noted by many naturalists as an example of reciprocal altruism in nature.
VyJ8 TIL there is an atomic clock in Colorado which is so accurate it will not gain or lose a second over 300 million years.