Quantum black holes may evaporate into white holes: a paradigm shift in cosmic time and gravity's limits
Original framing: “Black holes don't live forever, but they might live long enough to look like white holes” — Phys.org
Quantum mechanics predicts black holes evaporate via Hawking radiation, challenging general relativity's determinism. However, the lack of a complete quantum gravity theory leaves critical gaps in modeling black hole endpoints. The 'white hole' hypothesis—where evaporated black holes re-emerge—remains speculative but is grounded in thermodynamic analogies and loop quantum gravity. This underscores the need for empirical validation beyond mathematical elegance.
The narrative of 'eternal black holes' reflects a Western scientific paradigm that prioritizes mathematical determinism over empirical uncertainty, obscuring the quantum evaporation predicted by Hawking radiation.
This framing serves the authority of general relativity while marginalizing indigenous cosmologies that treat black holes as cyclical entities, and sidelining marginalized physicists who challenge dominant models. The 'white hole' hypothesis, though speculative, emerges as a trickster-like disruption—a cosmic joke that inverts the solemnity of eternal voids, revealing the absurdity of separating physics from existential inquiry. Historically, such paradigm shifts (e.g., the transition from Newton to quantum mechanics) have required institutional resistance to be overcome, suggesting that quantum gravity research must embrace interdisciplinary collaboration to avoid repeating past oversights. Ultimately, the story of black holes is not just about cosmic phenomena but about the limits of human knowledge and the power structures that shape our understanding of the universe.