› added 11 years ago

223

TIL Cats “Headbutt” people because they make them feel safe, or they trust them.

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R5wOw TIL the military helped invent Cheetos as they needed shelf-stable food for WWII and ended up with a mountain of dehydrated cheese after the war ended.
OoplX TIL about David Johnson, the "World Famous Bushman", who hid behind a bush scaring passersby in San Francisco from 1980 to 2014
6EWdl TIL during a flight in 1987 a flight attendant shouted "We have a problem!" towards the captain, who then asked "What's the problem?". The attendant was then shot and killed... and a man walked into the cockpit and said "I'm the problem!". He then proceeded to crash the plane, killing 43 people.
ADanx TIL Researchers developed a blood test that can detect if a person has cancer from a single drop of blood with 96% certainty for most cancer types.
QvLX TIL Hungarian chemist Georgy de Hevesy dissolved Max von Laue and James Franck’s Nobel Prize medals in a highly corrosive mix of acids, aqua regia, to hide from the Nazis. After the war, he precipitated the gold out of solution and sent it to Stockholm where the medals were recast.