One of the most important numbers in math might today be named after the Greek letter π or “pi”, but the convention of representing it this way actually doesn’t come from Greece at all. It comes from ...

It isn't The Pioneer Woman without "pi!" In the baking sense, Ree Drummond is no stranger to the pastry, whether she's whipping up apple pie, pot pie, or Ladd's favorite chocolate pie. One of the best ...

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 ...