The classic probability experiment known as Buffon’s needle produces a statistical estimate of the value of pi, the ratio of a circle’s circumference to its diameter. The idea of estimating pi by ...

The classic probability experiment known as Buffon’s needle produces a statistical estimate of the value of pi, the ratio of a circle’s circumference to its diameter. The idea of estimating pi by ...

Holidays are a good time to find the answer to complex mathematical problems using household items, MacGyver-style. One way to find pi (yes, that pi) involves a flat surface, a little twig or pin, and ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Happy Pi Day! In honor of the occasion, ...