Results could help theorists better understand how the universe's original quark gluon plasma cooled over milliseconds, giving birth to the first atoms in existence....
An international team of astronomers has discovered an ancient and dramatic head-on collision between the Milky Way and a smaller object, dubbed the Sausage galaxy. ...
Energy for quasars comes from supermassive black holes inside the cores of distant galaxies.
But where do the supermassive black holes get their fuel?...
