Joan Birman thought her major discoveries were behind her. Then came an email from a young neighbor — a girl who knew little ...

Claude produced a 13-million-line, computer-checked proof of the famed conjecture — a major milestone in mathematics.

A chemical stress test uses medications to make your heart beat faster and widen your blood vessels, simulating how your heart responds to exercise when you can’t use a treadmill or bike. The test can ...

Andrew Wiles spent seven years trying to solve a mathematical problem that had resisted everyone else for more than three ...