The Weather Network on MSN

Circle the date! Today is Pi Day for 2026!

This day only comes 'round' once every year!

From rockets to cancer research, here’s how the number pi is embedded in our lives

Every year, math nerds and dessert enthusiasts unite to celebrate Pi Day on March 14, a date whose digits represent the first ...
Live Science on MSN

Pi has been calculated to trillions of digits — is that completely irrational?

A single server smashed the pi world record, churning out 314 trillion digits in 110 days.