› added 10 months ago

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TIL: Your fingernail grows about 1 nanometer per second, so in a few seconds, it grows roughly the length of the smallest features in modern 3nm CPUs.

Read more nano.gov

via reddit.com

X0J88 TIL Yang Liwei, China's first man in space, heard a mysterious knocking in space but it did not come from outside nor inside the spaceship. He has even tried - but failed - to recreate the sound so that experts could help him identify it
ZpvXY TIL The lower edge of the liver normally comes just to the lower edge of the ribs on the right side and can be felt when you take a deep breath with fingertips below the edge of the ribs
oEnR TIL: There is a weekly protest in Korea at the Japanese embassy which aims at obtaining justice from the Japanese government regarding the large scale sexual slavery system established under Imperial Japan rule during World War II, it holds the world record as the oldest rally on a single theme
wLdeY TIL when Katy Perry tried to buy a convent, the nuns who used to live there fiercely protested her bid and took her to court because they disapproved of her image so much. Tensions got so high that one of the nuns suddenly died in court, with her last words being: "Katy Perry. Please stop."
mx4GE TIL in 1960, soul singer Jesse Belvin played to Arkansas' first ever racially integrated audience. The performance was interrupted twice by white protesters. After the show, Belvin was killed in a head-on collision. It was discovered that his car tires had been slashed.