Infinity contains everything, including multiple kinds of infinities. Mathematicians have long known that there are many kinds of infinities (technically, there are an infinity of them).

For centuries, the concept of infinity has captivated mathematicians and philosophers alike, stretching far beyond the simple idea of endless counting. Recent groundbreaking discoveries, however, have ...

Minute Physics’ Henry Reich takes a break from physics to drop some maths knowledge. Using some basic tenets of set theory, Reich explains how we know that one infinity can be bigger than another. It ...

Infinity used to be the place where mathematics ran out of road, a hazy horizon rather than a mapped landscape. Now a pair of new, exotic infinities is forcing researchers to redraw that map and ...

We measure on average 1.70 meters (about 5 feet 7 inches). A common height that seems normal in our human-scale world. Yet, when we compare it to the smallest and largest conceivable distances in the ...