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

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Cosmology’s neat story of a universe driven apart by a simple, invisible “cosmic fuel” is starting to fray. A growing body of ...

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

The universe’s accelerating expansion has long puzzled physicists. For decades, dark energy, an unseen force thought to make ...

When analyzing early universe data, the Standard Model of Cosmology suggests that the universe should be more “clumpy” that ...

Why the universe is expanding faster and faster remains one of the biggest open questions in physics. Current theories cannot ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

UC Santa Cruz astronomer Alexie Leauthaud is bringing her cosmology expertise to climate action through Seed Spoon Science, a ...

In 2026, astronauts will travel around the moon for the first time since the Apollo era, powerful new space telescopes will ...