On Aug. 24, Richard Schwartz, professor of mathematics, published a preprint paper to arXiv.org that proved a conjecture that has stumped mathematicians for nearly 50 years: What is the shortest strip ...

Figure 1: Photo of a paper Möbius strip of aspect ratio 2π. As simple experimentation shows, an actual material Möbius strip, made of inextensible material, when left to itself, adopts a ...

Nothing can put a dampener on a summer holiday like a coliform bacteria outbreak. But even worse than being told to keep out of the water in the event of an outbreak is not being told to keep out of ...