Spider galaxies spotted eating gas caught in the cosmic web We've long thought that galaxies grew fat by devouring gas from a mesh of dark matter called the cosmic web – now we've seen it in action 51¶¯Âþ
SpaceHoped-for dark matter flash might instead be the corpses of stars A supposed dark matter signal from the centre of the galaxy is looking more and more like mundane astrophysics rather than exotic particles 51¶¯Âþ