Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
this was a while ago , about a month but from what i gather they made the black holes have an audible sound , in the video it explained that black holes have sound. The more you know
:o
