Evidence for quantum gravity?

Quantum gravity (QG) is a field of theoretical physics that seeks to describe gravity according to the principles of quantum mechanics.

Quantum Gravity: The Quest for the Pixelation of Space

The proposed experiment, called Gravity from Quantum Entanglement of Space-Time (GQuEST), will be able to detect not individual spacetime pixels ...

Quantum Gravity - Stanford Encyclopedia of Philosophy

The former is an example of an approach to quantum gravity in which the gravitational field is not quantized; rather, a distinct theory is ...

Evidence for quantum gravity? : r/AskPhysics - Reddit

Currently, we still lack definitive evidence of quantum gravity. While many theories exist, none have been definitively proven. Detecting its ...

Scientists closer to finding quantum gravity theory after measuring ...

The experiment, published in Science Advances, used levitating magnets to detect gravity on microscopic particles—small enough to border on the ...

Quantum Gravity Gets a New Test - Physics Magazine

Lami and his colleagues suggest that the “quantumness” of gravity could be tested by carefully examining the gravity-induced dynamics of a ...

What is quantum gravity? - Space.com

Quantum gravity is an attempt to reconcile two theories of physics — quantum mechanics, which tells us how physics works on very small scales — ...

Researchers Find First Experimental Evidence for a Graviton-like ...

The ability to study graviton-like particles in the lab could help fill critical gaps between quantum mechanics and Einstein's theories of ...

Is Quantum Gravity Real? These Scientists Just Might Prove It

Physicists say that understanding gravity requires a quantum mechanical explanation. · But no direct evidence of hypothetical quantum gravity ...

Quantum Gravity in the Lab | Scientific American

A Micromechanical Proof-of-Principle Experiment for Measuring the Gravitational Force of Milligram Masses. Jonas Schmöle et al. · Gravitationally ...

Scientist Say They Have First Experimental Evidence of Gravitons ...

A research team led by Chinese scientists has provided the first experimental evidence hinting at the existence of gravitons.

A new theory of quantum gravity could explain the biggest puzzle in ...

A new theory of quantum gravity, which attempts to unite quantum physics with Einstein's relativity, could help solve the puzzle of the universe's expansion.

'Quantum gravity' could help unite quantum mechanics with general ...

Scientists have determined a way to measure gravity on microscopic levels, perhaps bringing them closer to forming a theory of quantum gravity.

Scientists test for quantum nature of gravity - ScienceDaily

A new study reports on a deep new probe into the interface between the theories of gravity and quantum mechanics, using ultra-high energy ...

Sabine Hossenfelder: Backreaction: How to test quantum gravity

We have evidence that it must be quantized right here. Because if it was not quantized, then atoms would not be stable. Somewhat more ...

Observable quantum entanglement due to gravity - Nature

No experiment to date has provided evidence for quantum features of the gravitational interaction. Recently proposed tests suggest looking ...

Has a new experiment just proven the quantum nature of gravity?

However, a long-studied quantum phenomenon, the Aharonov-Bohm effect, has just been discovered to occur for gravity as well as electromagnetism.

Is quantum gravity research implying that gravity is actually a force ...

I am all the time reading that gravity is actually the curvature of spacetime according to general relativity (GR) established theory and not a force.

What Quantum Gravity Needs Is More Experiments - Nautilus

Paradoxically, in the '90s, almost nobody was even working on how to find observational evidence for quantum gravity; it was thought to be ...

arXiv:2010.11811v3 [gr-qc] 28 Jan 2021

We have essentially no empirical evidence for quantum gravity, nor a complete theory, or a full conceptual un-.