View Full Version : Happy Pi Day: 5 Ways NASA Uses Pi

2014-Mar-14, 05:00 PM
Got circles on the brain today? Itís Pi Day — (3/14 for those of us on the west side of the pond) and a celebration of math and science Ė as well as the infinite and irrational! It is also Albert Einsteinís birthday. Whatís Pi? Π is the 16th letter in the Greek alphabet and […]

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