From the point of view of its electronic properties, graphene is a zero-gap semiconductor, in which low-E quasiparticles within each valley can formally be described by the Dirac-like hamiltonian At ...

To celebrate the journal's twentieth birthday, we take a look back at the papers that formed our first-ever issue. The network motif represents the interconnectedness of physics research. The central ...

Apr. 7, 2026 A gene called KLF5 may be a key force behind the spread of pancreatic cancer—but not in the way scientists expected. Rather than mutating DNA, it rewires how genes are turned on and off, ...