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Astronomy and space

Astronomy and space

Concerning primordial black holes

18 May 2022
Taken from the May 2022 issue of Physics World.

Born at the dawn of time, primordial black holes may lurk throughout the universe – should they exist. But what if one struck the Earth or even, perhaps, a human being? Ian Randall discovers whether there is legitimate cause for concern or if such a scenario is mere science fiction

Illustration of a black hole nearby causing Earth to explosively break apart
(Courtesy: ESO/M Kornmesser)
It’s just gone 12:45 p.m. on 30 November 1954 when a lazy Alabama afternoon is suddenly arrested b

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