Teens in Philadelphia are trying to make safer neighborhoods. Many are starting with music. By Jeremy Engle Look closely at this image, stripped of its caption, and join the moderated conversation ...

Explore a wide range of recent research in mathematics. From mathematical modeling to why some people have difficulty learning math, read all the math-related news here.

Note: MathJax code development is performed in the MathJax-src repository. This repository holds the packaged version of MathJax, along with the main issue tracker for MathJax bugs. MathJax is an open ...