› added 1 year ago

52

TIL that Napoleon was an ethnically Italian and was above average in height for his time.

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via reddit.com

xNAD TIL McDonald’s almost got rid of its golden arches in the 1960’s. The arches were only kept because a psychologist they hired said they had great Freudian importance in the subconscious mind of customers. They represented “mother McDonald’s breasts.”
9bdQ TIL that the windshield of the SR-71 Blackbird can reach a temperature of over 600°F during flights at mach 3. It had to be made of quartz and was ultrasonically fused to the titanium hull in order to handle the stress.
YgEv TIL that in the 1950’s The United States military launched 480 million copper needles into space, effectively creating an artificial ionosphere. The needles were meant to be used to facilitate global communication. It was called Project West Ford.
8mjX TIL scientists believe dolphins can effectively send each other “images” via echolocation by recreating the sound profile an object.
GYNLQ TIL the sex noises in the Guns N’ Roses song “Rocket Queen” were audio recordings of Axl Rose having sex with the drummer’s girlfriend in the studio. Shortly after, the girl involved developed an alcohol/drug addiction to help cope with the guilt.