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Astroparticle physics

Astroparticle physics

‘Mellow’ supermassive black holes could be creating mysterious cosmic particles

10 Oct 2021
Neil Gehrels Swift Observatory
Cosmic detector: The Neil Gehrels Swift Observatory may have detected gamma rays from “mellow” supermassive black holes. (Courtesy: NASA E/PO, Sonoma State University/Aurore Simonnet)
“Mellow” supermassive black holes (SMBHs) at the centres of some galaxies could be the source of

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Sam Jarman is a science writer based in the UK
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