Pi belongs to a huge mathematical group called irrational numbers, which go on forever and cannot be written as fractions.

If you ever bought a fitted hat, you have had Pi on your head! You may have seen the number on the inside of the hat showing ...

From there a day of celebrating science and mathematics was born: Pi Day. More than three decades on and the day is ...

Pi Day is a favorite holiday for both food lovers and mathematicians. For the foodies, the reasoning is simple. Pi Day brings ...

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Math enthusiasts around the world, from college students to rocket scientists, celebrate Pi Day, which is March 14 or 3/14 — ...

March 14 — a day you’re more likely than most others to eat — or throw — a pie and get a reduced price on your pizza. It’s ...

This theory, which had circulated around Reddit for years before getting a popularity jolt from a George Takei Facebook post ...

A 10-year-old British boy celebrated the run-up to the math-themed holiday Pi Day by breaking a world record for the most ...

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 ...

Here are some of the best Pi Day deals on pizza and pie. Royal Perks members who spend a minimum of $3.14 at Burger King on ...