› added 6 months ago

12

TIL that cancer cells crawl from area to the next which is called metastasis.

Read more cancerquest.org

via reddit.com

x6yBk TIL Paper marbling is the Eastern art of floating colours on aqueous solutions and was employed in 1695 by the Bank of England to make banknotes to prevent their counterfeiting. They were forged mere weeks later by infamous counterfeit coiner William Chaloner.
9RkB TIL asking someone their Chinese zodiac is considered a polite way to learn their age
Egmdp TIL that prone masturbation (lying down on one's stomach and applying pressure to the penis) might numb your body to arousal and pleasure; one may find they are unable to get or maintain an erection during sex.
x6KBD TIL that Apollo astronauts were 4-5x more likely than other astronauts to die from heart disease. One theory is that exiting the earth’s magnetosphere exposed them to cosmic rays, which has been shown to damage vascular tissue.
1614X TIL in 2015 nearly 97% of all counterfeit bills circulating in China originated from templates hand-drawn by artist Peng Daxiang. He made huge profits selling these templates to counterfeiting gangs, charging anywhere from $8,000-$20,000 per plate. He also forged diplomas & official certificates.