Eugene Starostin's desk is littered with rectangular pieces of paper. He picks one up, twists it, and joins the two ends with a pin. The resulting shape has a beautiful simplicity to it — the ...

The two academics have discovered how to predict the shape of a Möbius strip, the 'endless ribbon' which is obtained by taking a rectangular strip of paper, twisting one end through 180 degrees, and ...

A Möbius band (or strip) is an intriguing surface with only one side and one edge. You can make one by joining the two ends of a long strip of paper after giving one end a 180-degree twist. An ant can ...