› added 5 months ago

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TIL about Chladni patterns - visual representations of vibrational modes on a flat surface. When a plate vibrates at certain frequencies, standing waves form, creating nodal lines with no movement. Sprinkled powder gathers along these lines, revealing intricate patterns.

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VMNQk TIL Harry Houdini hired H. P. Lovecraft and his friend C. M. Eddy, Jr., to write an entire book about debunking religious miracles, which was called “The Cancer of Superstition”.
negZG TIL that falconers (and trainers of other birds of prey) will sew the eyelids of a wild caught bird shut, slowly allowing them to reopen to imprint themselves. The reopening process takes anywhere from a week to 40 days depending on the bird’s nature and the skill of the trainer
1aGJ8 TIL of Ben L. Salomon, a dentist in the Battle of Saipan whose field hospital was overrun by the Japanese. He provided cover fire for the wounded to escape and then manned a machine gun for additional cover fire. When his body was found, 98 dead enemy soldiers were piled in front of his position.
6EA6Z TIL that the inspiration for creating SimCity came when its creator Will Wright was developing a helicopter shoot'em up and found that he enjoyed messing around with the tool that creates the landscape maps more than the game itself!
5Y9VP TIL that Dove chocolate and Dove soap are owned by different companies. Because they're separated as different classes of goods/services, there is no trademark infringement.