› added 7 years ago

97

TIL Leonardo Da Vinci's mother died of malaria

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njpB TIL: In 1998 NASA grew Insulin in space. Researchers found that it was so effective it could reduce Insulin intake from 1-3 times per day to once every 3 days.
xVAD7 TIL that the largest volcanic eruption of the 20th Century was Novarupta, in Alaska in 1912. The eruption lasted for 60 hours and created the Valley of Ten Thousand Smokes. Due to its remoteness, the eruption did not kill anyone.
OGEP4 TIL King Charles III drives an Aston Martin that runs on Wine and Cheese.
e0GAJ TIL that there were kamikaze torpedo/submarines called 'Kaiten' used by the Japanese at the end of WW2. They were fast, silent, made no bubbles, and contained 1.44 tons of TNT in the tip.
new69 TIL about Guédelon Castle, a medieval castle being built in France using only traditional tools and technology. Thirty-five full-time craftsmen and countless volunteers have been at work over twenty years and it's now once of France's biggest attractions, pulling in 300,000 visitors yearly.