› added 1 month ago

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TIL that the idea that caffeine makes you dehydrated is largely a myth

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a5Vy TIL Braille was based on a tactile military code called night writing, developed in response to Napoleon’s demand for a means for soldiers to communicate silently at night and without a light source. It proved to be too difficult for soldiers to recognize by touch, and was rejected by the military
d8p0j TIL a man tried to run to Bermuda in a Zorb with nothing but water bottles and protein bars. When the USGC attempted to rescue him, he refused their assistance and instead asked for directions.
0d1nM TIL Box turtles evolved from water to land, then back to the water, then back to the land again
78VJP TIL that humans have evolved to act more selflessly when being watched. This will happens even when you are alone but can see a depiction of two eyes.
5LpD TIL that before his Moon walk, Buzz Aldrin took communion secretly. Atheist Madalyn Murray O'Hair had brought a lawsuit against NASA objecting to the Apollo 8 crew reading from the Book of Genesis. O'Hair demanded that astronauts refrain from broadcasting religious activities while in space.