Pi Day, celebrated on March 14, honours mathematical constant Pi, recognising its significance in mathematics, particularly in circle calculations, and promoting interest in learning and practising ...

The date- 3/14- translates nicely into 3.14, also known as Pi, the mathematical constant. So Higgins had company as she waited in line on Pie Day. That included Claire Boucher from Bethlehem.

Today is March 14, known as Pi Day for the famous mathematical constant — but it’s also Albert Einstein’s birthday. And while most people recognize Einstein for his famous equation ...