How Can Infinity Come in Many Sizes?

Mark Belan and Jordana Cepelewicz in Quanta: Infinity invites resistance. Aristotle rejected the existence of the infinite entirely; to him, infinity was simply a limit that could never be reached, not a true mathematical entity. In the early 17th century, Galileo wrote that typical ways of thinking.

In the early 17th century, Galileo wrote that typical ways of thinking.