› added 3 years ago

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TIL The FBI declassified documents stating after Nikola Tesla died, they recovered plans & diagrams for a “death ray”, and technology for wireless electrical energy transmission.

Read more vault.fbi.gov

via reddit.com

b9Z8Z TIL that certain male birds of paradise have “superblack” feathers that absorb as much as 99.95% of light
OoGve TIL a Japanese professor searching to find out what happened to Einstein's brain discovered that it was being kept in a mason jar by a retiree in Kansas, who would occasionally shave off slices with a kitchen knife and mail it to people if they asked for some of it
jkQp TIL Louis Le Prince, who filmed the first ever motion pictures, disappeared without a trace in 1890. Thomas Edison soon took credit as the first and sole inventor of cinema, and even took Le Prince’s son to court to dispute it. Few years later, the son also died under mysterious circumstances.
QNxY6 TIL In the early 17th century, people began to believe plaits were an external symptom of an internal illness. A growing plait was supposed to take the illness "out" of the body, and therefore it was rarely cut off; in addition, the belief that a cut-off plait could avenge itself
oBAgL TIL a "whale fall" is when a whale's carcass sinks down below 1000m and creates a new ecosystem that can rapidly generate adaptations like bone-eating worms