Dark matter, the elusive search: Latest discoveries and news

A strange break in a stream of stars in the Milky Way could be the result of dark matter, but only if the dark matter is hot and self-interacting.

Interactions between dark matter and dark photons during a "missing chapter" cosmic history could shed light on one of the most troubling cosmic mysteries.

The James Webb Space Telescope captured images of 44 individual stars in a gorgeous portrait of a distant galaxy.

2024 was a big year for the study of the universe's most troubling and mysterious "ingredient," dark energy. Here's what scientists found.

Dark matter, antimatter, W bosons and neutron lifetimes all feature in our top 10 stories.

Astronomers just took a big step toward a better understanding of white dwarfs, a discovery that could shed light on mysterious dark matter.

The Big Bang may not have been the origin of the universe's most mysterious matter. Instead, dark matter could have been created in a second creation event, a "Dark Big Bang."

If astronomers could catch bursts of gamma rays from supernova explosions that create neutron stars near the Milky Way, the mystery of dark matter could be wrapped up in 10 seconds.

Astronomers have discovered a group of dwarf galaxies with distinct features that challenge predictions made by the prevailing cold dark matter (CDM) model.