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 Red & Black is a 501c3 nonprofit. Please consider a one-time gift or become a monthly supporter. Cancel anytime. The natural world is full of mathematical problems. Many of them fit neatly into ...

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, ...

Here's a question. Suppose you have a hardwood floor and you have toothpicks of length equal to the width of one of the boards. If you drop the toothpick on the floor, what is the probability that it ...

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 ...