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Neil deGrasse Tyson @neiltyson
Pi-day is nigh. Can you feel the high? March 14. Occasionally written: 3.14 Include the year, you get: 3.14.23 ...itself an approximation for the transcendental number Pi that is 99.98% accurate. https://t.co/6IJxivRGYe — PolitiTweet.org