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PETER DOCKRILL
10 JAN 2017
The intense gravitational forces at the heart of supermassive black holes generate intense light shows that are among the brightest things ever seen in the Universe – but that doesn't necessarily mean we can always see them, even when they're close to home.
New research has confirmed the existence of two supermassive black holes in nearby galaxies, previously hidden by clouds of gas and dust that obscured the high-energy fireworks resulting from cosmic matter being drawn into their voids.
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