NASA warns that dark energy could freeze the universe into darkness. Learn what the Big Freeze theory predicts for the cosmos ...

To mark 35 years in Earth’s orbit, NASA is releasing breathtaking images captured by the Hubble Space Telescope, showcasing ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it ...

The physics & astronomy professor joins an international team in detecting solar neutrinos, advancing search for elusive dark ...

NSF–DOE Vera C. Rubin Observatory is gearing up to illuminate the universe’s darkest secrets with groundbreaking new ...

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." ...

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

An extremely bold hypothesis proposes transient temporal singularities remove the need for dark matter and dark energy.

Intriguingly, ultralight dark matter might be able to turn into photons (light) — and it's through this process that the ...

He called it “the first really big advance” in our understanding of the universe in a quarter century, when dark energy was discovered in the first place. “And this is a Tucson story.

If dark matter is creating positrons in the CMZ, those particles will eventually slow down and eventually annihilate with electrons in the environment, producing gamma-rays at exactly 511keV energy.