› added 8 years ago

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TIL that any domino can knock over another object up to 1.5x its size due to gravitational potential energy. In 29 dominoes, the last domino would be as tall as the Empire State Building, irrespective of first domino is so tiny (5 millimeters tall and only 1 millimeter thick).

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dDVmZ TIL about Charles I. D. Looff, a German manufacturer who built the first carousel on Coney Island, the historic Crescent Park carousel, and the Santa Monica Pier in California
oR4AA TIL that the busiest highway in North America is the Toronto section of Highway 401 in Canada
7ePP TIL In 2004 at the British Press Awards, Jeremy Clarkson punched Piers Morgan leaving a scar above his left eye.
PYoEe TIL that the story of the Chernobyl power plant didn’t end with the tragedy of 1986. There was actually a second fire that broke out on Reactor 2 in 1991, and it wasn’t until 2000 that the last operating reactor was fully shut down.
9wWaD TIL about ternary plots. You can visualise 3 quantities on a 2d triangular graph if they add up to a constant (eg. soil components or colour composition). One graph is “x+y+z=1” which makes a triangle on positive axes, with the regular 3d gridlines intersecting to form triangular ones in the graph.