Dark matter is an elusive type of matter that does not emit, absorb or reflect light, interacting very weakly with ordinary ...

Axions are hypothetical light particles that could solve two different physics problems, as they could explain why some ...

A new computational breakthrough is giving scientists a clearer view into how dark matter structures evolve. Dark matter has ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...

A new theory suggests fusion reactors could help scientists search for axions, mysterious particles that may explain dark ...

The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from ...

What is the nature of dark matter? A new experiment led by Columbia University physics professors aims to find out.

A new study published in The Astrophysical Journal by Davis astronomers reveals massive galaxy collisions through a combination of X-ray and optical light data.The recent composite image, ...

A new composite image reveals the “Champagne Cluster” as two massive galaxy clusters caught in a rare, violent collision.