Add Yahoo as a preferred source to see more of our stories on Google. Today marks National Pi Day in the United States and around the world. The holiday commemorates a timeless symbol beloved by many ...

He wants the whole pi. An entrepreneurial Brooklyn artist has trademarked the ancient Greek mathematical symbol — adding a period to the end — to brand his line of T-shirts, tank tops and hats. The ...

Egyptians believed that the pyramids of Giza were like math marvels, built on the principles of pi. The fun fact about this ...

It's Pi Day, and the world is celebrating more than just the Greek mathematical symbol (π). Retailers and restaurants everywhere have deals today. The folks at Offers.com have provided a list of more ...

DANBURY -- Math lovers celebrated Pi Day on Friday, honoring the symbol defined as the ratio of the circumference of a circle to its diameter. But at Henry Abbott Technical High School, students took ...

Thursday marks National Pi Day in the United States and around the world. The holiday commemorates a timeless symbol beloved by many in mathematical and scientific communities, while making the most ...