General Relativity2026-03-151 minarXiv:2603.14159expressBlack hole in an invisible ocean: how dark matter reshapes the abyssA black hole shrouded in dark matter is like a whirlpool in invisible water. This substance reveals itself only through gravity.Behzad Eslam Panah·Bilel Hamil·Manuel E. RodriguesFirst law of black hole mechanicsBekenstein-Hawking entropyJacob BekensteinStephen HawkingJohn Archibald Wheelerdark energyblack holedark matterHawking radiationgravitational potential👍👎☆SimplePopularAdvanced