› added 10 years ago

110

TIL that creativity and mental illness are chemical cousins

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VMYVB TIL that there’s a spider that is capable of insight, trial-and-error learning, and puzzle solving due its source of food: other spiders.
grKGX TIL When Tsarevich Nicholas(later Nicholas II) visited Japan in 1891, an attermpt on his life was made by a man wielding a katana. His cousin, Prince George of Greece, saved his life by parrying the sword with his cane
PYNLe TIL that after surfacing under ice in the Arctic, the submarine USS Connecticut was attacked by a Polar Bear who proceeded to chew on the ship's rudder before 'disengaging.'
JYyw1 TIL we can see the shadows of the capillaries in our eyes. Our brains just ignore them because they offer no useful information to us (kind of like how you don't see your nose unless you focus on it.) This is called the Troxler Effect. I linked a procedure you can follow to see the shadows yourself.
QJJpe Looking into whether doing so would work