March 14 (3/14) is the day we celebrate the mathematical constant pi — 3.14. In honor of the holiday, restaurants across the country offer deals and freebies on pizza and pie. Here are some of ...

But there's another holiday that offers an even better excuse to indulge in pie: Pi Day, celebrated on March 14, is a non-traditional holiday beloved by math geeks everywhere. If you’re planning ...

Each year, on March 14, it's become traditional for numerophiles and mathematicians to pause and reflect on the most famous of irrational numbers, pi.

Pi Day is celebrated today, 14 March, round the world. Pi (Greek letter π) is the symbol used in mathematics to represent a constant — the ratio of the circumference of a circle to its ...

March 14 is Pi Day, which gives you a hint to the start of the irrational number that is central to a lot of mathematics. In a video, Duke students competed to provide the longest string of Pi digits.

Belated Happy Pi Day, everyone! And if you overindulged in pie, well, too much π has a way of expanding your circumference.

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Pi Day, the one-of-a-kind math holiday, is Friday, March 14, giving people a chance to nerd out and enjoy baked goods or pizza. The special holiday celebrates the mathematical constant pi (π), which ...