Dark matter may consist of two particles, explaining why only the Milky Way shows a strange gamma-ray signal while smaller ...

Scientists from Caltech have developed ‘a new type of matter,’ which they are calling polycatenated architected materials, or PAMs. This new matter doesn’t occur naturally, and uses chainmail-like ...

A mysterious glow of gamma rays at the center of the Milky Way has long hinted at dark matter, but the lack of similar ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Even though dark matter is invisible—and, technically, still hypothetical—it is thought to be the driving ...

Add Yahoo as a preferred source to see more of our stories on Google. Spiral galaxies, like Messier 77 shown here, helped astronomers learn about the existence of dark matter. NASA, ESA & A. van der ...

A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter. A mysterious phenomenon at the centre of our galaxy could be the result of a different type ...

Gravitational waves could be responsible for the production of dark matter during the early phases of our universe's ...