Listen: The creepy sound of a black hole revealed by Nasa - The Telegraph

The recording comes from the black hole at the centre of the Persus galaxy cluster, some 240 million light years away from Earth

It is said in space there is no one to hear you scream, but around a galaxy cluster, you might just be heard. Scientists have released 34 seconds of actual sound coming from the black hole at the ce… [+1982 chars]

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