Big G, gravity, is the oldest fundamental constant in physics and the least clearly defined. One scientist has spent a decade ...

A rewrite of quantum mechanics that includes the force of gravity could finally achieve one of physicists’ biggest goals and ...

Researchers have designed a quantum version of a pendulum clock. It could shed light on timekeeping in the quantum realm ...

The gauge bosons of the standard model of particle physics are responsible for three of the four known forces in the universe, conveyed through the exchange of virtual bosons. In electromagnetism, the ...

This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

Scientists working at CERN’s Large Hadron Collider may be seeing the strongest hints yet of physics beyond the Standard Model — the decades-old theory that explains the fundamental particles and ...

The speed of light remains one of physics’ firmest assumptions, but scientists still test whether it ever shifts under ...

(Philipp Tur/iStock/Getty Images Plus) Right on the brink of black hole formation, spacetime can get downright peculiar. This ...

A new Physical Review Letters study places constraints on the ER = EPR conjecture, showing that under the authors' ...

One reason to test ever larger Schrödinger’s kittens is they might show us that quantum mechanics itself breaks down before ...

China's State Administration for Market Regulation has organized domestic research teams to achieve breakthroughs in two key ...