› added 5 years ago

312

TIL that uncooked spaghetti always break into more than two parts, a curious fact that already baffled Nobel-prize winning physicist Richard Feynman. The riddle was only solved last year by scientists who managed to make spaghetti snap into only two parts with a trick.

Read more npr.org

via reddit.com

yQW58 TIL that in early 2019, when the US government shutdown, hundreds of Canadian air traffic controllers sent American air traffic controllers pizza, in a show of solidarity at a time when the FAA controllers were not being paid.
ANKnn TIL there is a written form of American Sign Language (and other sign languages) called Gloss.
7rx8p TIL that the Mantis Shrimp has one of the best eyesights in the animal kingdom. It’s hexnocular vision is so powerful that it sees six images at once, sees in 12 colors, and can polarize its own light. Scientists are now modeling its capabilities to detect cancer and internal injuries in humans.
b9Kd9 TIL: An Alaskan husky in the Iditarod will burn about 9,666 calories each day; a rate of caloric burn 3.5 times that of a human Tour de France cyclist. The aerobic capacity of a typical Iditarod dog is three times that of a human Olympic marathon runner.
mxkoo TIL that the blue light exposure from a monitor is about 100 times below the international recommended limit. The spectrally weighted irradiance from computer screens and mobile devices is a lot lower than the natural exposures.