A feast devoured by a supermassive black hole a billion light-years from Earth has revealed how fast that black hole spins on its axis.
  • Smuuthbrane@sh.itjust.worksEnglish
    1·
    6 months ago

    The same thing that’s wrong with saying I’m going 1250 rpm down the road. It may be correct, but doesn’t actually mean anything without more data.