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 ...

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

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

"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.

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

A new idea about cosmic expansion has emerged that might remove the need for dark matter and dark energy altogether.

Despite decades of searching for this signal, astronomers have yet to find it. The problem is that our Earth is too noisy, ...

Scientists hypothesized that there must be some unknown “dark energy” in the universe that propels the universe ever outward, but as theoretical cosmologist Katie Mack states: “We can’t ...