Physicists have long treated space and time as the stage on which quantum particles perform, not as actors in the drama ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

The universe’s accelerating expansion has long puzzled physicists. For decades, dark energy, an unseen force thought to make ...

Astronomers have seen spacetime itself wobble near a spinning black hole for the first time. The discovery, revealed during a star’s destruction, confirms a major prediction of Einstein’s theory of ...

Wormholes are often imagined as tunnels through space or time - shortcuts across the universe. But this image rests on a misunderstanding of work by ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Quantum mechanics and relativity are the two pillars of modern physics. However, for over a century, their treatment of space ...

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