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

"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting ...

Studies suggest that the universe's expansion is decelerating — but what could that mean for the future of the cosmos?

Dark matter and dark energy make up about 95% of the universe, leaving only 5% “ordinary matter,” or what we can see. Dr.

The new object was a dark matter cloud filled with gas and containing no stars, a first such confirmed object in the universe ...

A paper links dark stars to Webb telescope puzzles involving bright sources, dust-free galaxies, and early black holes.

New research puts forward compelling new evidence that dark matter interacts with cosmic "ghost particles" called neutrinos.

Astronomers may have caught their first glimpse of elusive dark matter in our own galaxy. Dark matter is an invisible and mysterious material scattered throughout the universe, making up about 85 ...

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...

The universe is made up of three components: normal or visible matter (5%), dark matter (27%), and dark energy (68%). NASA's Goddard Space Flight Center From stars and galaxies to the shoes on your ...

Alexey A Petrov receives funding from the US Department of Energy. Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may be ...

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