Pi Day is celebrated every year on March 14, honouring the significance of the mathematical constant π and its applications ...
The Weather Network on MSN

Circle the date! Today is Pi Day for 2026!

This day only comes 'round' once every year!
You’re likely familiar with Pi Day, perhaps the most popular of geeky holidays. Hooray. But I’m here to tell you that Pi Day is wrong — or rather, the entire idea of pi as a mathematical concept is ...
Every year on March 14, classrooms, universities and research institutions across the world turn their attention to a subject that quietly shapes modern civilisation, mathematics. The date is observed ...