Math lovers celebrate today (3/14) as Pi Day, in honor of the irrational number pi. Pi, or π, is defined as the ratio of the circumference of a circle to its diameter. Pi is an irrational number, ...

TAMPA, Fla. -- It’s Pi Day, so we went to Mike's Pies in Tampa to celebrate. While it's fun to eat pie on Pi Day, today is really all about numbers. Pi is the ratio of the circumference of a circle to ...

Happy National Pie Day! Sponsored by the American Pie Council, National Pie Day is a day to simply celebrate America’s favorite dessert—pie. With it being such a constant dessert favorite, do we know ...

On March 14, the nerdier side of humanity celebrates Pi Day, a holiday that “commemorates the irrational, transcendent, and never-ending ratio that helps describe circles of all sizes.” Pi is the ...

As American as apple pie, a pie in the hand is worth two on the sill, and how about a cream pie in the face? These are phrases firmly woven into the fabric of American culture, but how did we become a ...

KUSA – If you're a math nerd, March 14 is a pretty magical day. And this year, 03/14/15 is especially awesome. And while some use Pi Day as an excuse to eat pie (the food)/make puns, others use Pi Day ...

Egyptians believed that the pyramids of Giza were like math marvels, built on the principles of pi. The fun fact about this pi connection? Well, imagine this: The height of each pyramid concurs with ...

Math fans, celebrate. Today is Pi Day, a holiday that celebrates the world’s most famous irrational number. What are irrational numbers, you ask? As Penn State Berks professor Joni Queen describes ...

Slices of pie from Valley Caterers (Photo by Christy Hinko) Every year when your birthday inevitably rolls around and you are hurtled one step closer to your eternal doom, some well-meaning soul drops ...

The first pies were called "coffins" and full of meat, but for modern Americans, it's all about apple pie. Help us prepare for NPR's Pie Week by... As American as apple pie, a pie in the hand is worth ...