"If there are lots of black holes out there, some of them must surely pass through our backyard every now and then." ...

Since its launch in late 2021, the James Webb Space Telescope (JWST) has been glimpsing some of the earliest epochs of cosmic ...

"Primordial black holes should form during the first few seconds after the Big Bang. If they exist, they have some advantages over astrophysical black holes," Regan said.

Understanding the early universe is a foundational goal in space science. We're driven to understand nature and how it ...

Primordial black holes could be a type of dark matter called MACHOs, which stands for massive compact halo objects, because astronomers think they’re found in the halos, or outskirts, of galaxies.

Massive primordial black holes could be the long sought answer. Such large, heavy objects might also have served as the anchors around which early galaxies coalesced, another conundrum that has ...

But interest in primordial black holes waned over the decades as searches for them turned up empty — that is, until we had the Laser Interferometer Gravitational-Wave Observatory (LIGO).