Physicists have determined that most of the universe is dark matter -- invisible to us but affecting the universe anyway.

Astronomers have long puzzled over the cause of a mysterious “glow” of very high energy gamma radiation emanating from the ...

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

Dark matter may be invisible, but scientists are getting closer to understanding whether it follows the same rules as ...

Supersonic shock waves are cone-shaped disturbances that result from an object moving faster than the speed of sound. If you ...

Quantum theory fails to explain how the reality we experience emerges from the world of particles. A new take on quantum ...

Researchers have found a way to make “dark excitons”—normally invisible quantum states of light—shine dramatically brighter ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called ...

Humanity has achieved remarkable feats, yet 95% of the universe remains invisible and unexplained. Our theories, general ...

A research team at the City University of New York and the University of Texas at Austin has discovered a way to make ...

The tidal forces produced by a tiny black hole would have an interesting effect on human bodies.

A group of Spanish and German researchers claims to have found solid evidence of access to a fifth dimension, a scenario that ...