› added 12 years ago

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TIL someone invented a circular sling shot or torus device called a “SlingATron” to launch things into space.

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W7krd TIL about "Tronie", a type of work common in Dutch Golden Age painting and Flemish Baroque painting that depicts an exaggerated or characteristic facial expression.
VV0B TIL “Bows eventually replaced spear-throwers as the predominant means for launching sharp projectiles on all continents except Australia.”
eYE6 TIL IV saline bags that cost hospitals $1 to $5 are often marked up to $100 to $500
VB18 TIL that David Vetter lived his whole 12 years in sterile “bubble”. He was “outside” less than 10 second after being removed from his mother’s womb. He never touched any human.
o0RY TIL In woodpeckers, most of the energy from pecking that reaches the brain is heat. The reason why woodpeckers peck in short bursts is to let their brain cool off.