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Circle the date! Today is Pi Day for 2026!

This day only comes 'round' once every year!
Pi Day is celebrated every year on March 14, honouring the significance of the mathematical constant π and its applications ...
Every year on March 14, people around the world celebrate Pi Day, a day dedicated to the mathematical constant π (pi) ...
Pi refers to the ratio of a circle’s circumference to its diameter. The concept was popularised in 1988 when physicist Larry Shaw organised the first Pi Day event at the San Francisco Exploratorium.
Every year on March 14, classrooms, universities and research institutions across the world turn their attention to a subject ...
Commutative algebra and algebraic geometry form a deeply interwoven field that investigates the structure of polynomial rings, their ideals, and the geometric objects defined by these algebraic sets.