Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

The 247th Meeting of the American Astronomical Society (AAS 247) is being held Jan. 4 to Jan. 8 and will feature remarkable ...

In this Oct. 20, 2025, photo, tiny ball bearings surround a larger central bearing during the Fluid Particles experiment, ...

An analysis of several experiments aimed at detecting the mysterious neutrino has identified a hint of a crack in the ...

Almost exactly 200 years ago, French physicist Sadi Carnot determined the maximum efficiency of heat engines. The Carnot ...

The theorized unseen structure of spacetime could also explain of the outstanding questions about the accelerating expansion ...

Discovering a machine that could somehow produce thrust without releasing propellant would be a game-changer for human space travel. There’s just one problem—such a device would defy the laws of ...