Come spring, everyone's a joker about math. That's because every March 14 — 3.14, that is — is Pi Day, so named for the set of numerals that make up its date. Sure, pi is technically the ratio of the ...

Physicists are now using principles from quantum mechanics to build a new model of the abstract concept of pi. Or, more accurately, they built a new model that happens to include a great new ...

Most people first learn about the number π (pi) in school, usually when studying circles. It is often written as 3.14, but this is just an approximation. In reality, pi is an irrational number, ...

Math teacher Marcus Hung squinted in mock concentration. "3.1415," he said before pausing dramatically and then smiling. "That's about it." Reciting the digits of the irrational number pi is not his ...

In 1655 the English mathematician John Wallis published a book in which he derived a formula for pi as the product of an infinite series of ratios. Now researchers, in a surprise discovery, have found ...

How better to do so than to talk about the 18th century European scholar Leonhard Euler’s famous formula: Often described as “the most beautiful formula in mathematics”, Euler seems never to have ...

Math enthusiasts around the world, from college kids to rocket scientists, celebrate Pi Day on Thursday, which is March 14 or 3/14 — the first three digits of an infinite number with many practical ...