Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

By studying ripples in space-time, physicists are testing wheather dark energy might stem from hidden dimensions, elusive ...

In an unprecedented step, researchers crafted a detailed model compatible with the universe’s accelerated expansion.

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the universe is expanding faster and faster remains one of the most intriguing ...

Researchers in Germany argue that a modified theory of gravity could explain universal expansion, removing dark energy from ...

Astronomers found evidence that dark matter and neutrinos may interact, hinting at a "fundamental breakthrough" that ...

For a generation, cosmologists have treated dark energy as a fixed backdrop, a steady pressure stretching space faster and ...

The Standard Model of our universe doesn’t match the evidence, in part because of dark energy, a ghostly force pushing the ...

When it comes to understanding the universe, what we know is only a sliver of the whole picture.

We could go out with a crunch, and not a bang. Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean researchers suggests that dark ...

Scientists propose a new gravity theory using Friedmann equations. Their model explains the universe’s accelerating expansion ...