Why do physicists believe in the existence of gravitons?

Why do we think a graviton might exist? : r/AskPhysics - Reddit

It's because you only need a particle's mass and spin to classify it and all particles are identical to one another, so all electrons are ...

What are gravitons, and do they really exist? - BBC Science Focus

Most theorists believe that gravitons must exist, because quantum theory has successfully explained every other force of nature. But not everyone agrees.

Why Do Physicists Postulate the Existence of a Graviton?

In summary, according to current quantum theories of gravity, there must be a particle that mediates the interaction between the different ...

Are gravitons proven? Are scientists looking for something ... - Quora

Gravitons remain in the realm of hypothesis - so far, no evidence has been found that they exist. This aside, the scientific endeavor does not ...

Is there any proof that gravitons exist? Why are they theorized by so ...

Gravitons are the hypothetical force-carrying particle for gravity required for the standard model of particle physics to explain gravity.

Graviton - Wikipedia

In string theory, believed by some to be a consistent theory of quantum gravity, the graviton is a massless state of a fundamental string. Graviton. Composition ...

Existence of gravitons? - gravity - Astronomy Stack Exchange

This is because my vision of general relativity was that mass curves space such that objects are still traveling in a "straight line" when being ...

On the Hunt for Gravitons | The Current - UC Santa Barbara

Physics has two superb theories explaining our universe. The problem is no one can join them together. Einstein's general relativity describes ...

The Edge of Physics: Do Gravitons Really Exist? - Futurism

In an attempt to marry gravity with quantum theory, physicists came up with a hypothetical particle—the graviton, which is said to be a ...

Why do physicists believe in the existence of gravitons? - YouTube

In this video, we explain in a very didactic and entertaining way, why the gravitons must be real. The graviton is a spin-2 particle which ...

It Might Be Possible to Detect Gravitons After All | Quanta Magazine

Detecting a graviton — the hypothetical particle thought to carry the force of gravity — is the ultimate physics experiment. Conventional wisdom ...

We've glimpsed something that behaves like a particle of gravity

Physicists have been searching for gravitons, the hypothetical particles thought to carry gravity, for decades.

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

As the SCMP reported, there are many imokications. Confirming the existence of gravitons would not only validate a long-standing hypothesis ...

Does the Graviton Really Exist? - Futurism

So it's possible that gravitons don't exist. But it's generally thought that they do, since most physicists think that in the end quantum theory ...

Detecting Gravitons - Columbia Library Journals

So far, scientists know that if gravitons do exist, they must travel at the speed of light and be massless; otherwise, their mass would disrupt ...

Looking for Gravitons? Check for the 'Buzz' - WIRED

Many physicists assume that gravitons exist, but few think that we will ever see them. These hypothetical elementary particles are a ...

Why are gravitons needed at all? [duplicate] - Physics Stack Exchange

Within this approximation scheme, gravitons naturally appear as excitations in the gravitational field, in exactly the same way as photons ...

New Research Suggests a Way to Capture Physicists' Most Wanted ...

Impressive big detectors like LIGO can now confirm the existence of such gravitational waves. Yet a graviton has never been detected in history; ...

Scientists Are One Step Closer to Identifying a Gravity Particle - VICE

A graviton is a hypothetical particle that is said to be what makes gravity do its thing. It's existed only in theory for over a century.

Do Gravitons Really Exist ? Finding the Particles of Gravity - YouTube

... what-are-gravitons/ https://phys.org/news/2014-03-elusive-graviton ... Why Physicists Think Gravity Creates Light. Dr Ben Miles•321K views.