WASHINGTON (AP) — It's a double cosmic conundrum: Lots of stuff that was already invisible has gone missing. Astronomers have found a distant galaxy where there is no dark matter. Dark matter is ...

It’s a double cosmic conundrum: Lots of stuff that was already invisible has gone missing. Astronomers have found a distant galaxy where there is no dark matter. Dark matter is called “dark” because ...

It's a double cosmic conundrum: Lots of stuff that was already invisible has gone missing. Astronomers have found a distant galaxy where there is no dark matter. Dark matter is called "dark" because ...

Cosmic voids, vast regions of space with exceptionally low galaxy density, offer a unique setting to investigate how isolation influences the assembly and evolution of galaxies. In these underdense ...