› added 8 years ago

92

TIL - Dunbar’s Number is 148, the predicted human “mean group size” of the limit to the number of people with whom one can maintain stable social relationships.

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7AvO TIL that mouse sperm team up in a “Sperm Train” to get to the fertilization site faster.
dZxd TIL In the infamous 2012 Dehli bus gang-rape case, the victim was not only raped by 6 men, she also had a crooked iron rod forced inside her, rupturing her diaphragm and then had 80% of her intestines removed through her vagina by hand
O8oR TIL that Google prefers dogs to cats. Their code of conduct specifically states that they are a dog company.
8aGoG TIL that capacitive touchscreens (the kind in smartphones) emit a small ammount of electricity and when you touch it, your finger absorbs some of the electricity. This is how your phone knows the difference between an eraser and your finger.
okwo TIL machine guns mounted on early propeller aircraft had to be timed to fire bullets through the spinning blades without hitting them