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TIL Nikola Tesla’s statue in Silicon Valley provides a free wi-fi signal to nearby people.

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E1Ylw TIL that the average dinosaur excavation costs about half as much as the average wedding and anyone can sponsor a dig.
P1JlL TIL that abolitionist John Brown’s attack on the Harper’s Ferry Armory was suppressed by Colonel Robert E. Lee.
0wk55 TIL That there was a design flaw in the Huygens lander's communications system. Scientists were unable to make a firmware update on the Cassini Spacecraft, so they plotted an alternative orbital trajectory that would use the Doppler effect to correct the programming error.
PZ8L TIL that those two tiny holes drilled in every BIC pen is to ensure that the air pressure is the same both inside and outside the pen- this helps the ink flow to the tip.
N7VwP TIL that Washingtonians live farther north than half of all Canadians