Astronomers have performed very long baseline interferometry (VLBI) observations of a gamma-ray loud blazar known as TXS ...

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

For decades, scientists have only inferred dark matter’s existence through its gravitational pull on galaxies, but may now ...

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

“If this is correct, to the extent of my knowledge, it would mark the first time humanity has ‘seen’ dark matter. And it ...

Researchers have discovered nine new sources of high-energy photons in the Milky Way, including some of the most energetic gamma rays ever detected. By studying these gamma-ray sources, which all seem ...

A mysterious, high-energy glow from gamma-rays in the Milky Way's center is reigniting the debate: dark matter or a hidden ...

A new study claims to show evidence of gamma-ray emissions that closely resemble those expected from two weakly interacting ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

July 18 (UPI) --According to the latest observations from several large gamma-ray telescopes, the center of the Milky Way contains a high-energy trap, where cosmic rays are slowed by clouds of gas and ...

When stars die out, they emit gamma-ray bursts. Although scientist can calculate the explosion energy from dying stars, it is difficult to do when the conversion efficiency is low or unknown. Using ...