Is there an infinity of infinities? The question sounds almost absurd, like a child’s riddle meant to twist your brain into ...

The original version of this story appeared in Quanta Magazine. All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in ...

Several years ago, I tried to explain infinity to a class of fifth graders. In the story that I told them, I was preparing to eat a piece of cake when a friend walked in on me. Being polite, I gave ...

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 ...

From the ancient origins of zero to the paradox of motion, NOVA’s teaching resources immerse students in the wonder of math. ByKara Norton Thursday, December 1, 2022 NOVA EducationNOVA Education The ...

All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in general, research mathematicians don’t need to think about it ...

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