PhysicsThe physicist searching for quantum gravity in gravitational rainbows Claudia de Rham thinks that gravitons, hypothetical particles thought to carry gravity, have mass. If she’s right, we can expect to see “rainbows” in ripples in space-time Features
PhysicsTiny magnet could help measure gravity on the quantum scale A device that measures minuscule gravitational forces could help us understand how gravity works on the quantum scale News