› added 10 years ago

105

TIL that carbon nanotubes were found in Damascus steel swords from the Seventeenth Century

Read more news.nationalgeographic.com

via reddit.com

nW9YW TIL Gmail was originally by invitation only.
1Mod TIL that during the 20s there was an orchestra in the Soviet union that was led by a committee instead of a conductor, because the idea of a conductor was against Marxist ideals
QJgQ9 TIL that "twitchers" are committed bird-watchers who travel long distances to see new species. They have their own jargon, including "nemesis" for a bird that has eluded them despite multiple attempts to see it, and "plastic" for a bird that escaped from captivity rather than being genuinely wild.
EgYL0 TIL that in 2015, a Columbian man's lung tumors were found to be the result of a tapeworm that had burrowed inside him developing cancer and spreading it to the man.
4XB5N TIL that’s rats can laugh. It’s inaudible to humans at 50kHz.