Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

It is once again Pi Day (March 14—which is like the first digits of pi: 3 and 14). Before getting into this year's celebration of pi, let me just summarize some of the most important things about this ...

Pi Day,” which is March 14, 3.14, is a day meant to recognize the special, infinite number that can also be recognized by its ...

Now for the important part. Today, as you may know, is Pi Day. Why today? Because it’s March 14—yes, 3/14—and 3.14 is the value of pi to two decimals. Of course, the actual number continues to an ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

A single server smashed the pi world record, churning out 314 trillion digits in 110 days.

Best known as Pi Day, 3/14 is the celebration of the number that begins with 3.14159 … and never ends. Pi (π) is the ratio of ...

Swiss researchers said on Monday they had calculated the mathematical constant pi to a new world-record level of exactitude. The constant π is represented in this mosaic outside the Mathematics ...

Numbers rarely make headlines, but pi has a habit of doing exactly that. The ...

Pi has been sequenced to its two quadrillionth bit, and the value has been found to be zero. Yahoo engineer Tsz Wo Sze announced on his Apache developer page in August that using a MapReduce programe ...

Needles falling on paper will calculate pi, everyone’s favourite mathematical constant, on the day that bears its name. Pi day is 14 March, or 3.14 as Americans might write it. The constant – the ...