Cosmology2026-06-291 minarXiv:2606.30641expressHow the First Black Holes Are BornIn the first moments after the Big Bang, the universe inflated at an unimaginable rate. This inflation left behind ripples — tiny overdensities in the hot radiation and plasma.Thomas W. Baumgarte·Katy Clough·Mary Gerhardinger·John T. Giblin Jr.·Amanda MillerHawking radiationFirst law of black hole mechanicsJacob BekensteinJohn Archibald WheelerStephen Hawkingprimordial black holeblack hole mergerblack holesingularitygravitational singularity👍👎☆SimplePopularAdvanced