A 10-year-old British boy celebrated the run-up to the math-themed holiday Pi Day by breaking a world record for the most ...

OPPO is planning to announce a compact flagship smartphone, and its name has just been revealed online... unofficially.

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

Pi, which is the ratio of a circle's circumference to its diameter, is celebrated with its own holiday on March 14.

Pi belongs to a huge mathematical group called irrational numbers, which go on forever and cannot be written as fractions.