Imagine a world without the glow of your screen, the hum of your fridge, or the instant communication across continents.

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

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

In orbit, astronauts float weightless because they’re in continuous free-fall around Earth. To recreate gravity, engineers ...