New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

The Hubble tension, a long-standing puzzle in cosmology, arises from conflicting measurements of the universe’s expansion ...

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

A new approach suggests that a tiny spin of the universe throughout space might reconcile those conflicting numbers. If the ...

A new study suggests the universe might be slowly rotating, completing a full revolution every 500 billion years. This subtle ...

A faint cosmic spin – one rotation per 500 billion years – could resolve the stubborn Hubble tension by tweaking standard ...

Give me a qubit for long enough and a probe in which to measure it, and I shall extract the geometry of our world.” ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

The entire universe may be rotating, like its individual parts do, potentially explaining the “Hubble tension,” which ...

New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, ...