› added 11 years ago

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TIL Costa Rica has had absolutely no military forces for 64 years

Read more insidecostarica.com

via reddit.com

0dkkL TIL a “seal” is used between components that move – a “gasket” is used between components that are static
D1g1e TIL: In the 1990s, the South African government dismantled all of its nuclear weapons, the first nation in the world which voluntarily gave up all nuclear arms it had developed itself.
16pZP TIL why all clocks go clockwise. In Medieval times, the sun-dials used as clocks in Northern Hemisphere used to trace clockwise. Early timepieces were made to mimic this motion. This, however, became such a norm that we started describing rotational motion in 2D as "clock"wise and counter"clock"wise
PY08O TIL Scientists were able to judge whether or not a woman recently experienced a vaginal orgasm simply by observing the movement of their hips as they walked with astounding 81.25% accuracy.
X0Mv6 TIL the Phil Collins album No Jacket Required is named after an incident at a Chicago restaurant where Collins was denied admittance. Collins later appeared on TV denouncing the restaurant who in turn sent him a sport coat and an apology, saying he could come back wearing whatever he wanted.