Pi Day, which occurs every 14 March – or 3/14, in the US date format – celebrates the world’s favourite mathematical constant. This year, why not try an experiment to calculate its value? All you will ...

The nerdiest day of the year is officially here again: March 14, or Pi day. Yes, the day when all jokes end in 3.1415. To celebrate Pi day—the ratio of a circle’s circumference to its diameter—in a ...

Pi, a mathematical constant denoted by the Greek letter π, is the ratio of a circle's circumference C to its diameter d: π = C/d. The circumference of a circle is, in turn, equal to 2πr, where r is ...

A Google employee from Japan calculated the most accurate value of pi at 31 trillion digits and shattered the world record, the company announced in a blog post on Thursday, or "Pi Day." Emma Haruka ...

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 ...

Calculating 100 trillion digits of pi is a feat worth celebrating with a pie. (Google Graphic / The Keyword) Three years after Seattle software developer Emma Haruka Iwao and her teammates at Google ...