Is Gravity Quantum?

A maverick physicist is building a case for scrapping quantum gravity

Jonathan Oppenheim thinks that gravity might be fundamentally classical, meaning it isn't quantum at all. It's an unconventional idea, to say the least.

This Simple Thought Experiment Shows Why We Need Quantum ...

Quantum gravity tries to combine Einstein's general theory of relativity with quantum mechanics. Quantum corrections. Quantum gravity tries ...

Quantum Gravity and Unified Theories - Albert Einstein Institute

The department aims to represent all the major current approaches to quantum gravity, in particular supergravity and string theory and their modern ...

Is Gravity Quantum or Classical? - RealClearScience

(via PBS Space Time) If we discover how to connect quantum mechanics with general relativity we'll pretty much win physics.

quantum gravity in nLab

An evident definition of quantum gravity would seem to simply be the quantization of the Einstein-Hilbert action by the rules perturbation theory and ...

Quantum gravity | Perimeter Institute

Quantum gravity seeks to unify theories about atoms and subatomic particles with those about gravity, space, & time into one set of principles about nature.

Is gravity truly a quantum force? - Tech Explorist

The graviton is the hypothetical quantum of gravity. It mediates the force of gravitational interaction between two massive objects.

Quantum gravity and effective field theory - UMass Amherst

Effective field theory is not a change in quantum theory, but is just a way of organizing the calculations in a way that separates the reliable part of the ...

Why Quantum Gravity Is Controversial - 4 gravitons

Explaining why merging quantum mechanics and gravity is hard is, in turn, a very hard science communication problem.

Is Gravity RANDOM Not Quantum? | Season 10 | Episode 19 - PBS

According to physicist Jonathan Oppenheim, the answer is basically yes, but some additional weirdness must be added to gravity and its interactions: it must be ...

Scientists Think Gravity Might Be a Quantum Field - Yahoo

Gravity is the only major force in the universe that doesn't fit into our current quantum framework, driving the pursuit of a grand unified ...

New theory finally unites gravity, spacetime, and the quantum realm

Physicists have presented a radical theory that unifies the realms of gravity and quantum mechanics while preserving Einstein's spacetime.

The Holy Grail of physics: The quest to find quantum gravity - ABC

The vast majority of physicists agree gravity is a quantum phenomenon, but it has so far evaded experiments.

This test could reveal whether gravity is subject to quantum weirdness

A new proposal lays out a way to dispute or affirm this by observing whether a quantum object's state is affected when its gravity is measured.

What If Gravity Isn't Quantum? New Experiments Explore - YouTube

Head to https://brilliant.org/spacetime/ for a 30-day free trial + 20% off your annual subscription Sign Up on Patreon to get access to the ...

Is Quantum Gravity Real? These Scientists Just Might Prove It

A verifiable theory of quantum gravity is at the center of this quest to offer a single theory that explains everything in our universe.

"Unifying Physics: Quantum Gravity Theories on the Verge of Proof"

Quantum gravity theories change how we see reality, space, time, and forces. They suggest a “quantum spacetime” that challenges our old views.

Quantum physics makes small leap with microscopic gravity ...

Quantum physics makes small leap with microscopic gravity measurement ... Scientists have detected the pull of gravity on the microscopic scale in ...

Scientists take a major step towards unification of classical ...

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

Is gravity quantum? - ScienceDirect.com

In one corner, you have general relativity , which says that gravity is the result of mass warping space-time , which is envisaged as a kind of ...