For generations, humans have gazed at the stars and wondered about the ultimate fate of the universe. Will it expand forever ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

Tony Tyson’s cameras revealed the universe’s dark contents. Now, with the Rubin Observatory’s 3.2-billion-pixel camera, he’s ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

“These objects collect the dark matter that helps them become a dark dwarf. The more dark matter you have around, the more ...

The US Department of Energy-fabricated Dark Energy Camera at NSF’s NOIRLab’s Cerro Tololo Inter-American Observatory in Chile ...

An artist's impression of the UK-led CosmoCube spacecraft, which would orbit be tasked with listening out for an "ancient ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

" PA is an independent, nonpartisan, and nonprofit newsroom producing investigative and public-service journalism that holds ...

"Dark matter could be captured by stars and accumulate inside them. If that happens, it might also interact with itself and ...

Some of the faintest, coldest stars in the universe may be powered not by fusion—but by the annihilation of dark matter deep ...