“So here we have π squared, which an engineer would call ‘10.’” -Frank King

This March 14th, stump your friends with these amazing facts about the world’s favorite transcendental number!

Image credit: Wikimedia Commons users TechnoGuyRob and InverseHypercube.

Image credit: Wikimedia Commons users TechnoGuyRob and InverseHypercube.

I’ve written about Pi Day twice before here on Scienceblogs, but for this year’s festivities, I’ve assembled a collection of my favorite facts about everyone’s favorite irrational but indispensible number, from history to pure mathematics to birthdays to astronomy!

Image credit: Emil Ivanov, via http://www.emilivanov.com/CCD%20Images/M38_LRGB.htm, and cropped by me.

Image credit: Emil Ivanov, via http://www.emilivanov.com/CCD%20Images/M38_LRGB.htm, and cropped by me.

So go and join our celebration of Pi day, and chime in by sharing your favorites!

Comments

  1. #1 dean
    March 16, 2014

    Set your clocks now for March 14 2015 at 9:26:53.

  2. #2 James
    March 17, 2014

    One last fun fact is that 3.14 in a mirror is PIE …
    While not a correct spelling still pretty interesting.

  3. #3 gloria
    east palo alto
    March 18, 2014

    how dose tht make any since i think i didnt read it correct let me read it again

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