› added 1 year ago

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TIL that red translucent glass is made with pure gold particles. The first red glass was the gold ruby glass and it was made in 1680 in Germany.

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via reddit.com

GYajJ TIL for most people mosquito bites itch more at night because our cortisol levels are lower than in the morning and they are less distracted as they wind down for the night.
kOYv4 TIL Bulimia is so rare outside of western countries that the first recorded case in India resulted in a scientific publication
R76jl TIL that although Usain Bolt has won 8 gold medals in the Olympics, he only ran for 114 seconds in the finals. When you include the preliminary rounds, Bolt has spent only 325 seconds on the Olympics track. This means that he has got a gold medal for every 36 seconds, including qualifying rounds.
N6Db TIL of a mushroom that can cause a woman to have an instant orgasm
wLx6Y TIL that cats are lactose intolerant