SCIENTISTS have taken an awe-inspiring photograph of a super-massive black hole for the first time in history – but what is the glowing disc of light around the black hole?
Black hole picture: What is the glowing accretion disc around the M87 black hole?
SCIENTISTS have taken an awe-inspiring photograph of a super-massive black hole for the first time in history – but what is the glowing disc of light around the black hole?
