SpaceSupermassive black holes might be hiding entire universes inside A quirk of our leading theory of cosmic history could mean that black holes were once portals to a multitude of universes beyond our own 51¶¯Âþ
PhysicsMathematicians left baffled after three-year struggle over proof Shinichi Mochizuki may have come up with a vital mathematical result – but despite a workshop dedicated to it last week, hardly anyone can grasp it 51¶¯Âþ