It’s a complaint many algebra teachers are familiar with, as more letters and symbols are introduced with progressively harder courses in mathematics. But why did the plus symbol emerge as the ...

A set of the six sides of a die matches up one-to-one with a set of red shoes, helping illustrate Georg Cantor's set theorem. Image courtesy of GBH/NOVA It can be easy to take math for granted. But ...

Though there are plenty of popular books explaining the wonders of math and physics, new ones continue to appear. To avoid recycling the same ideas and examples, metaphors and stories, authors are ...