The Historic Roddy Road Covered Bridge in Thurmont, Maryland, is one of those rare treasures that manages to feel both completely unexpected and utterly perfect at the same time.

Mathematicians thought that they understood how rotation works, but now a new proof has revealed a surprising twist that ...

TWA is one such semiclassical approach that dates back to the 1970s, but is limited to isolated, idealized quantum systems ...

As Eckmann put it, the discovery shows “how rich mathematics can be even in a field as well-trod as the study of rotations.” ...