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One-sided objects are surprisingly common – and misunderstood. What are they, and how have they helped us understand the world? You have most likely encountered one-sided objects hundreds of times in ...

__1790: __Mathematician, astronomer and physicist August Ferdinand Möbius is born in Schulpforta, Saxony (in modern-day Germany). Möbius has name recognition today because of the Möbius strip, which ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American If you hang around with mathematicians or go ...

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In the current issue of Nature Photonics, Prof. Dr. Oliver G. Schmidt, Dr. Libo Ma and partners present a strategy for observing and manipulating the optical Berry phase in Möbius ring microcavities.

A Möbius strip can irritate our perception. At first sight, the strip has two sides and two edges just like a normal ring made from a strip of paper, for example. If you follow one side or one edge ...