The number pi (π) appears in the most unlikely places. It can be found in circles, of course—as well as in pendulums, springs and river bends. This everyday number is linked to transcendental ...

Here’s what you’ll learn when you read this story: While building a simpler model for particle interactions, scientists made a sleek new pi. Representations of pi help scientists use values close to ...

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I had planned for part 2 of this series about π to be about the classical area formula for the circle, but then something new came up. Well, by new I mean a new proof of something old, and it's a ...