Tag

Information Paradox

All articles tagged with #information paradox

science1 month ago•8 min saved

Seven-Dimensional Geometry Suggests Black Holes Leave Quantum Memory

A seven-dimensional Einstein-Cartan theory on a G2-manifold with torsion implies that Planck-scale torsion produces a repulsive effect that halts Hawking evaporation, leaving stable black-hole remnants whose internal torsion vibrations store quantum information. This could resolve the black hole information paradox, while naturally linking the electroweak scale and Higgs field to the geometry and offering potential dark matter candidates and testable ultra-high-energy predictions.

via SciTechDaily|

#black-hole #extra-dimensions #g2-manifold

science2 months ago•101 min saved

Seven hidden dimensions could stop black holes from evaporating, new physics suggests

A new theoretical study proposes that if the universe has seven dimensions arranged in a G2-manifold geometry, a torsion-induced repulsive force could halt Hawking evaporation at a tiny stable remnant, allowing the black hole to store the information and potentially resolve the information paradox. The model links the existence of extra hidden dimensions to a mechanism that mirrors the Higgs field and predicts concrete, testable implications such as ultra-heavy Kaluza-Klein particles, while acknowledging that a full quantum gravity theory is needed and direct experimental tests are far beyond current capabilities.

via Live Science|

#black-holes #extra-dimensions #g2-manifold

science4 months ago•37 min saved

Hawking’s Tiny 1974 Paper: Black Holes That Could Explode

In 1974 Stephen Hawking published a short Nature paper proposing that tiny primordial black holes, formed in the early universe, could evaporate and explode via Hawking radiation, flipping the view that black holes only grow. The idea, which connects quantum mechanics to gravity, later sparked the black hole information paradox as it suggested information might be lost; Hawking and collaborators’ later work proposed mechanisms for information escape, including wormholes, though direct evidence remains elusive. Ongoing research, including gravitational waves and James Webb observations, continues to investigate primordial black holes and their potential cosmological signatures.

via Yahoo|

#black-holes #hawking-radiation #information-paradox

science1 year ago•3 min saved

New Paper Proposes Solution to Hawking's Black Hole Paradox

A new study suggests a potential solution to the black hole information paradox, a problem that has puzzled scientists since Stephen Hawking's discovery of Hawking radiation. The research proposes that black holes may leak information through nonviolent nonlocality, where quantum connections between the inside and outside of a black hole create subtle signatures in gravitational waves. While current detectors lack the sensitivity to confirm this hypothesis, future instruments might be able to test it, potentially resolving the paradox.

via Livescience.com|

#black-holes #gravitational-waves #information-paradox

science2 years ago•4 min saved

Cracking the Enigma: Unraveling the Black Hole Information Paradox

The black hole information paradox, which has puzzled physicists for over half a century, arises from the conflict between the principles of quantum mechanics and general relativity. While information cannot be destroyed, the emission of Hawking radiation from black holes appears to be featureless and devoid of unique information. This paradox challenges our understanding of the fundamental nature of black holes and the fate of information that falls into them. Although no definitive solution has been found yet, ongoing research in quantum gravity offers promising clues towards resolving this paradox and advancing our understanding of the universe.

via Phys.org|

#black-holes #gravity #information-paradox

science2 years ago•9 min saved

Exploring the Enigma of Black Holes and White Holes with Einstein, Hawking, and Rovelli

Black holes pose a conceptual challenge to the compatibility of quantum theory and general relativity, pushing scientists to seek a unified theory of gravity. They are crucial in understanding the nature of space, time, and the fundamental laws of physics. The event horizon, the boundary between the external universe and the interior of a black hole, and the concept of Hawking radiation have revolutionized our understanding of these cosmic objects. The question of what happens to the information of objects that fall into a black hole, known as the black hole information paradox, is still being explored. The study of black holes offers a glimpse into a deeper theory of gravity and the emergence of space and time from smaller underlying components.

via Big Think|

#black-holes #general-relativity #information-paradox

science-and-technology2 years ago•13 min saved

Cracking Hawking's Black Hole Paradox: New Escape Route Revealed

Physicists have proposed a new theory that could resolve the information paradox of black holes, which was first proposed by Stephen Hawking. The theory involves encoding the interior information of a black hole into its exterior using a two-step algorithm. The first step scrambles the information, while the second step involves postselection, a process that allows for desired outcomes. The encoded information exists in the radiation outside the black hole, and as the black hole evaporates, the interior information becomes increasingly detached from reality. The theory suggests that semiclassical physics fails to accurately capture phenomena that require exponential complexity. While some physicists have raised questions and alternative solutions, others have found the theory intriguing and are exploring its implications.

via Quanta Magazine|

#black-holes #information-paradox #quantum-error-correction

science3 years ago•4 min saved

Uncovering Black Hole Histories through Gravitational Waves.

Physicists from King’s College London have suggested that gravitational waves could help resolve the information paradox brought about by Hawking radiation. They argue that almost all of the information about any object sucked into a black hole would be retrievable by measuring the gravitational radiation given off as that object disappears into oblivion. However, other researchers are sceptical about the utility of these gravitational-wave signatures, and the authors acknowledge that their analysis will never recover all of the information from a black hole.

via physicsworld.com|

#black-holes #gravitational-waves #hawking-radiation

science3 years ago•4 min saved

Solving Stephen Hawking's Black Hole Paradox.

New research suggests that information about the creation of black holes may be found in the radiation around them, known as "quantum hair," and could be retrieved to retell the origins of those black holes. This may finally resolve the "Hawking information paradox," which states that black holes destroy all information about the stars that created them. The research proposes a modification to Hawking radiation that makes it "non-thermal" and thus capable of carrying information with it away from the final fate of the black hole. However, there is currently no way to measure this effect, and further simulations of black holes in labs on Earth may be necessary to progress this theory.

via Livescience.com|

#black-holes #information-paradox #quantum-mechanics