Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

For generations, humans have gazed at the stars and wondered about the ultimate fate of the universe. Will it expand forever ...

Evidence that the universe is rotating was recently delivered by the James Webb Space Telescope (JWST), which found that two-thirds of galaxies are rotating in the same direction. This suggests a lack ...

While dark energy is weakening, according to Ishak, matter is not. Weak dark energy could strengthen matter, which eventually could be the force that causes the universe to collapse on itself, he ...

Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought.

What is dark energy? “Dark energy” is a term scientists use to refer to whatever is causing the universe to expand faster over time. It’s a catchall term because we don’t know exactly what dark energy ...

Scientists have conflicting theories on why the universe is expanding at an accelerating rate. New measurements from a massive collaboration complicate these ideas.

This mysterious force controls the fate of the cosmos, but there's a whole lot we don't know about dark energy.