Two or more graphene layers that are stacked with a small twist angle in relation to each other form a so-called moiré ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Symmetry also has an aesthetic meaning, although this is ...

Symmetry abounds in nature, often in its most beautiful forms. A perfect snowflake, a blooming sunflower, a light-harvesting complex from a bacterium—they all exhibit striking symmetry, crafted by ...

To begin to understand what mathematicians and physicists see in the abstract structures of symmetries, let’s start with a familiar shape. We are fond of saying things are symmetric, but what does ...

The 2008 Abel Prize was awarded to John Griggs Thompson of the University of Florida and Jacques Tits of the Collège de France for their contributions to group theory, the mathematical field that ...