Dark energy and dark matter refers to the unseen energy and matter components of the Universe. Dark matter is invisible, non-baryonic matter hypothesized to explain phenomena including ...

Dark energy, one of the most mysterious concepts in astronomy, has baffled the world's greatest minds for decades. Dark energy is a placeholder term scientists use to refer to whatever is causing ...

There’s a lot riding on the answer. Because dark energy is the biggest component of the universe, its behavior determines the universe’s fate, explained David Spergel, an astrophysicist and ...

Cosmologists have long wondered whether dark energy and the accelerating expansion of the universe is an illusion. Now the ...

The enigmatic idea of dark energy has consistently been referenced to explain the universe’s expansion, but new research may upend years of cosmological beliefs with a shocking claim made by ...

Our current cosmological model—known as lambda cold dark matter, or ΛCDM—relies on hypothesized dark energy to explain the accelerating expansion of the universe. However, one competing theory known ...

or ΛCDM—relies on hypothesized dark energy to explain the accelerating expansion of the universe. However, one competing theory known as “timescape cosmology” suggests that many ...

Dark energy does not exist, some scientists have claimed – which could help get rid of one of the universe’s biggest mysteries. For a century, scientists have thought that the universe was ...

Could a new, fifth force of nature provide some answers to our biggest questions about dark matter and dark energy? We’re working on it. The Standard Model is, for all intents and purposes, the ...

Dark energy is one of the greatest mysteries of the universe. This mysterious force is thought to be accelerating the expansion of the cosmos. But a new study challenges this long-held belief.

An international consortium of scientists studying dark energy said Tuesday their three-dimensional map of the universe over 11 billion years suggested the cosmos wasn't steadily expanding ...