› added 5 years ago

409

TIL about Vic Tandy, an engineer who established a connection between supposed paranormal activity and infrasound frequency (~19Hz), which is below the range of human hearing and also roughly the resonant frequency of our eyeballs, causing some people to 'see' things that aren't there.

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via reddit.com

awBRZ TIL that cat purring has the ability to aid in cat and human healing of broken bones, joint and tendon repair, and wound healing due to purring at a low frequency between 25 and 140 Hz.
0wnQL TIL when basketball first started, the backboard was not a designed piece of equipment. They were added years later to keep fans from interfering with the game.
GAPoj TIL that blue whales' fart could contain a horse
kObnB TIL "Happy Birthday To You" was created by a kindergarten teacher Patty Hill and her sister Mildred in 1912. It is the most recognized song in the English language. By one estimate, the song is the highest-earning single song in history.
v17dr TIL Buddha noticed that the food offered by a blacksmith named Cunda was spoiled, but he didn't want to make Cunda feel bad and so he ate it. The Buddha then fell sick and died.