The speed of light has been one of science’s most trusted markers of stability. For more than a century, the idea that light ...

When two particles are entangled, the state of one is tied to the state of the other. Victor de Schwanberg/Science Photo Library via Getty Images The 2022 Nobel Prize in physics recognized three ...

Three letters written by Albert Einstein in 1945 are up for auction and offer an intriguing glimpse into the renowned physicist's criticisms of how scientists were interpreting physics at the quantum ...

Cool research story with connections to atomic clocks, Einstein and quantum mechanics. The research shows the 'spooky' interference that can impact even the most sophisticated clocks. A phenomenon of ...