“Scientists may finally know where the biggest, oldest black holes in the universe came from”

How do you build a giant black hole in the early universe? Start with the explosions of lots of little ones, a counterintuitive new preprint study proposes.
Numerous observations, especially with the James Webb Space Telescope (JWST), have revealed ironclad evidence that the young universe was populated by incredibly massive black holes. Although astronomers can’t see the black holes directly, they do observe quasars — ultrabright objects powered by supermassive black holes.







