› added 1 year ago

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TIL Malo kingi or the common kingslayer is an Australian Irukandji jellyfish named after Robert King - an American tourist killed by one of them in 2002. They are the smallest jellyfish in the world, the size of a thumbnail and hospitalise 50-100 people each year. Their venom causes haemorrhaging.

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Y7x1P TIL that bees and beetles have a more 'highly evolved' method of flight than other flying insects and animals. They use a single nerve signal to turn on/off a "flight engine" that beats their wings, while other insects & animals must consciously beat their wings.
4Xywa TIL lizards dream!
BRMd TIL I learned that sometimes in the United States and Hungary, the phrase “The devil is beating his wife” can be used to mean the sun is shining while it is raining out.
QJ18e TIL of Richard Pavlick, a retired postal worker who slipped past the Secret Service on a mission to assassinate president-elect JFK in 1960. Pavlick decided not to attempt the assassination because he did not wish to harm Kennedy's wife and children.
8abaZ TIL that there are monitor manufacturers who use DisplayPort cables where pin20 is also used and which can cause interference and even damage the graphics card/PC - depending on the situation