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

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

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

Evidence that the universe is rotating was recently delivered by the James Webb Space Telescope (JWST), which found that ...

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 ...

Our current best theories of the universe suggest that dark energy is making it expand faster and faster, but new observations from the Dark Energy Spectroscopic Instrument suggest this mysterious ...

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

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 ...

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

Dark energy is causing the cosmos to expand, ever faster than before, and we still have so much to learn about this mysterious force.