The speed of light remains one of physics’ firmest assumptions, but scientists still test whether it ever shifts under extreme conditions. A new review draws together decades of observations, ...
The universe is far stranger and more magnificent than we ever imagined. Just when scientists think they understand the cosmos, new observations shatter old theories and reveal mind-bending phenomena ...
The telescope's view of a portion of the Virgo Cluster is bombarded by asteroids, captured as tricolored streaks. Credit: RubinObs / NOIRLab / SLAC / NSF / DOE / AURA A new telescope in Chile has ...
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