› added 11 years ago

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TIL that a shape known as the Koch snowflake has an infinite perimeter but a finite area.

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neDbb TIL there are two types of amnaesia - retrograde (where you lose past memories but can form new ones) and anterograde (where you can't form new memories).
Akjn TIL that when womens’ nipples are stimulated during sex, the genital area of their sensory cortex is also activated, meaning that women really can orgasm from only nipple play
wLXYo TIL In 1895 an Irish man killed his wife because he thought she was a Changeling whom fairies had swapped with his real wife.
mxY4y TIL that 17th century Italian biologist Francesco Redi found that tortoise's brains are so small and irrelevant that when he surgically removed them, they could continue to live for up to six months. When he entirely decapitated one, it still lived for 23 days.
yQ4re TIL that Jean-Paul Sartre, Nobel prize winning philosopher, suffered a bad trip after using Mescaline, in which he thought he was menaced by sea creatures. For years following this, he consistently believed that he was being followed by lobsters.