Pi Day is a day for food and restaurant chains to highlight their own pies to commemorate a math equation.

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

Mountain Mike’s Pizza is celebrating Pi Day with a tasty equation: loyalty members who buy a medium pizza can add a one‑topping medium for $3.14.

Add Yahoo as a preferred source to see more of our stories on Google. Calling all mathematicians, a day where math and food meet is finally here! March 14, National Pi Day, honors 3.14 (π) the ratio ...

Pi Patel, a 16-year-old boy, is lost in the Pacific Ocean for several days now, desperately trying to survive. Each day is harder than the other. Food is depleting fast and there is no fresh water to ...