Pi is an irrational number, and like some irrational people it just goes on and on. What is it with this crazy, crucial ...

Not everybody agrees pi deserves its praise. But that doesn't mean it's not without its charm. Pi (π) is a constant ...

Indiana’s senate didn’t vote down the bill. The state senators did, however, agree to postpone it indefinitely. Had it not ...

Pie charts are a way to show data. Pie charts show proportions of a whole. The circle of the pie chart represents the whole. That's a full 360 degrees. Each part, or slice, represents part of the ...

Friday is Pi Day, a national celebration of the mathematical concept, which is the ratio of a circle's circumference to its diameter and equals 3.14... Schools and museums often plan events to ...

Simply put, pi is a mathematical constant that expresses the ratio of a circle’s circumference to its diameter. It figures into numerous formulas used in physics, astronomy, engineering and other ...

SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written ...

This Friday, March 14, is Pi Day and what better way could there be to celebrate this essential mathematical constant, than with a phenomenon Pi can help predict decades or even centuries in advance — ...