QuickMath is one of the most useful sites for common but tedious mathematical calculations. It is a free "online calculator that solves equations and does all sorts of algebra and calculus problems." Separated into many...

This website, created by Paul Trunfio and Gary McGath of Boston University's Center for Polymer Studies, provides the description and instructions for the the Anthill and Molecular Motion Java applet. Some of the topics...

This article from the magazine The Economist argues that the notion of mathematical proof is now in flux and that "the use of computers to prove mathematical theorems is forcing mathematicians to re-examine the...

In general, a triangle is defined by its three elements. SAS, ASA, and SSS provide three well-known examples but there are many more. Bogomolny provides a table of constructions (linked to constructions) and invites...

The Mathematical Association of America presents MathDL, an online collection providing a space for the MAA community to share research and learning materials. The site includes a math dictionary, recent news, MAA...