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

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

A new analysis of astronomical data suggests unknown physics is at work assisting dark energy in acting almost as "antigravity," undoing the work of gravity, which clumps together matter to build vast ...

Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...

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

New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...

"The new model can account for both structure formation and stability, and the key observational properties of the expansion ...

Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a ...

If this scenario plays out, “the world as we know it would collapse like a house of cards,” says one theoretical physicist.

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

In studying the history of the universe itself, there is always a chance that we have got it all wrong, but we never let this stand in the way of our inquiries. Last month, a press release announced ...