A halo of gamma-rays detected by the Fermi Space Telescope matches what would be expected if particles with masses around 500 ...

NASA’s Fermi Gamma-ray Space Telescope may have provided the first direct evidence of dark matter, allowing the invisible ...

A researcher identified gamma ray emissions that appear to have originated from dark matter, but other physicists still ...

Scientists may have "seen" dark matter for the first time, thanks to NASA's Fermi gamma-ray space telescope. If so, this ...

Research published Tuesday by a Japanese astrophysicist says gamma rays may have been generated by the collision of dark ...

In the early 1930s, Swiss astronomer Fritz Zwicky observed galaxies in space moving faster than their mass should allow, ...

Unexplained gamma ray radiation coming from the edge of the Milky Way galaxy could be produced by self-annihilating dark ...

The entire concept of dark matter dates back to the early 1930s, when Swiss astronomer Fritz Zwicky observed that galaxies in ...

A new gamma-ray signal has been detected that could be a clue to dark matter, which is known to make up about 25% of the ...

A blazar is an extraordinarily bright object with a supermassive black hole at its core. Some of the matter falling into the ...

Scientists may have finally seen dark matter, uncovering a gamma-ray signal that could reveal the universe’s most mysterious ...

More than 100 years after its existence was predicted, scientists report that they have, for the first time, seen dark matter ...