Add Yahoo as a preferred source to see more of our stories on Google. One mathematical constant describes the population growth rate of a bunch of rabbits. Supalerk Laipawat/EyeEm via Getty Images ...

March 14 marks the annual celebration of the mathematical constant pi, aka the Greek letter π. Its infinite number of digits is usually rounded to 3.14, hence the date of Pi Day. For some people, the ...

Mathematician Carlos Castillo-Chavez says that pi is so important to math that using its simple, geometric definition denies its greater powers. "[Pi] brings you into the world of mathematics, which ...

EASTON, Pa. - On any given Friday, right around lunchtime, you'll most likely find Alyssa Higgins at the Pie and Tart bakery in Easton. “I come every Friday to lunchbox day, which is a $10 lunch deal ...

We celebrate March 14. But what about Golden Ration Day in early January, or Euler’s number e Day on Feb. 7? A UMBC prof imagines the nerdy possibilities. One mathematical constant describes the ...

March 14 is celebrated as Pi Day because the date, when written as 3/14, matches the start of the decimal expansion 3.14159… of the most famous mathematical constant. By itself, pi is simply a number, ...