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Time passes at different rates depending on speed, gravity, and perception, with experiments showing differences from Mount ...

The world's most sensitive table-top interferometric system—a miniature version of miles-long gravitational-wave detectors like LIGO—has completed its first science run. The Quantum Enhanced ...

Gravitational waves are energy-carrying waves produced by the acceleration or disturbance of massive objects. These waves, which were first directly observed in 2015, are known to be produced during ...

Researchers are 3D printing human muscle in zero gravity to create better disease models and improve astronaut health during space missions.