› added 9 years ago

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TIL 8,900 children in the USA receive amputations each year due to lawn mower accidents

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via reddit.com

ndGB TIL of Arthur Ganson’s “Machine with Concrete”, a kinetic sculpture of 12 connected gear pairs with the last gear stuck in concrete. It can still turn though, due to gear reduction that cuts the rotational speed by 1/50th for each gear set. The last gear will take over 2 trillion years to turn once.
R7Ydj TIL about Braess’s Paradox: adding an extra road to a network can cause more traffic for everyone - even without any increase in the number of cars!
9Yr4B TIL that Mozart did not attend his father’s funeral, but a week later threw a lavish ceremony for his deceased pet starling complete with a procession, hymns, and a personal poem.
lodKG TIL the last two fluent speakers of the ancient dying language Ayapaneco aren’t talking to each other. Manuel Segovia, 75, and Isidro Velazquez, 69, only live 500 metres apart in a small village in Tabasco but refuse to speak as they can’t stand each other’s company.
nWey9 TIL there are 225 varieties of owls, with wingspans ranging from five feet to 10 inches