The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller, or dwarf, galaxy.

Using a global network of telescopes, astronomers have detected the lowest-mass dark object yet found in the universe.

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

The LUX-ZEPLIN detector is breaking new ground in the hunt for dark matter, setting unprecedented limits on WIMP particles.

About 85% of the universe is dark matter, and some physicists speculate an entire parallel dark universe—and even dark ...

Using observations from the James Webb Space Telescope, astrophysicists have spotted what they say is compelling evidence of ...

For more than a century, physics has been built on two great theories. Einstein's general relativity explains gravity as the bending of space and time. Quantum mechanics governs the world of particles ...