The following is an excerpt from How to Bake Pi: An Edible Exploration of the Mathematics of Mathematics, by Eugenia Cheng. Listen to SciFri on May 8, 2015, to hear Cheng talk more about practical ...

Happy March 14—time to celebrate everyone’s favorite mathematical constant. Pi, or π, describes the ratio of a circle’s circumference to its diameter. Since it was first discovered more than 4,000 ...

This March 14, Short Wave is celebrating π... and pie! We do that with the help of mathematician Eugenia Cheng, Scientist In Residence at the School of the Art Institute of Chicago and author of the ...