This Escher-looking structure is the Klein Bottle. It exists only in four dimensions, has only one surface, and contains itself. See what happens when the Möbius Strip turns to drink. Many people have ...

The intriguing subject of these cryptic entreaties is a bizarre mathematical object known as a Klein bottle, discovered in 1882 by German mathematician Felix Klein (1849-1925). An ordinary bottle has ...

Text description provided by the architects. The Klein bottle is a descriptive model of a surface developed by topological mathematicians. Klein bottle, mobius strips, boy surfaces, unique surfaces ...

Editor’s Note: Published in 1957, this article comes from Martin Gardner’s legendary Scientific American column Mathematical Games. Read more in our special digital issue, Fun and Games. As many ...