› added 5 years ago

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TIL that soldiers that wielded bronze swords used the metal filings from sharpening their blades after combat as a disinfectant for their wounds, due to copper's anti-microbial properties.

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m1BM TIL A younger vision of Leonardo da Vinci’s “Mona Lisa” will be presented in Geneva with the suggestion that it is the original version of what has been called the world’s most famous painting.
nKvb TIL crime is a major problem in Pine Ridge Indian reservation and since many of the Native Americans grow up as master horsemen, the reservation has an actual problem with gangs of Indians on horseback terrorizing the towns and riding away into the sunset where police vehicles can’t follow.
rRAW0 TIL of a "Productivity Paradox" that came into effect in the 70's and 80's, that despite the rapid growth of technology at the time, the growth rate of productivity actually declined.
5VGor TIL pitcher plants can "taste" their prey and adjust their digestive juices. Sarracenia purpurea senses what it catches—like proteins or DNA—and tweaks the mix of enzymes it releases to digest it. This helps the plant save energy by only making what it needs.
wjG1 TIL In Japan, if you commit suicide by jumping in front of a Train, Rail Companies charge your family a fee.