How can you have a proof without proving anything? Mathematicians found a way and, in the process, came to blows over it – ...

Math classrooms shifted over time to the discovery model. Not suddenly, and not without good intentions. There was a ...

Many students see the equal sign as a signal to calculate, rather than a symbol of equivalence. Here’s how to clear up that ...

Standard Nuclear, Inc. (STDN) has filed to raise working capital from the sale of its Class A common stock in an IPO, according to an S-1 registration statement. The company manufactures advanced ...

Journal Editorial Report: Paul Gigot interviews WSJ Business World Columnist Holman Jenkins. Photo: Chip Somodevilla/Getty Images/Daniel Heuer/Bloomberg News If nobody understands a mathematical proof ...