Simply put, pi is a mathematical constant that expresses the ratio of a circle’s circumference to its diameter. It figures into numerous formulas used in physics, astronomy, engineering and other ...

The latest data from the National Assessment of Educational Progress shows a drop in math proficiency. Since 2019, fourth-grade scores have fallen by 3%, while eighth-graders have seen an even ...

Pi Day was first celebrated in 1988 at San Francisco's Exploratorium, a museum of science and technology that encourages visitors to be hands-on.