*pi* Articles

**You Really Only Need to Know 39 Digits of Pi [VIDEO]**

Pi has currently been calculated to over 10 trillion (10^13) digits. But really, 39 is all you need, as the following video demonstrates. “You only need 39 digits of pi to be able to measure the circumference of the observable …

**4 Million Digits of Pi In One Flash Image**

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Pi, or Π (and not pie) has a massive online following. Case in point, just take a look at how well Pi Day did in regards to Internet popularity. For those who don’t know, pi (Π) is an irrational number, …

**Pi Day Sweeps The Internet: Anybody Hungry For Math?**

On behalf of math geeks, science lovers, and purveyors of questionable “holidays” everywhere, I’d like to wish everyone a Happy Pi Day. Pi Day is celebrated once a year, on March 14th, as the date aligns with the first few …

**Tau Day Sweeps The Internet, Gets Its Own Soundtrack**

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It all started when Dr. Michael Hartl suggested that the cake pi is a lie last year. Hartl put “The Tau Manifesto” online last year, just in time for Tau Day, which is June 28th. Or 6 – 28. More …