Recent questions in Theoretical Physics

+18 votes

0 answers

What is the best example application of unified field theory? What can it do for us that other theories cannot?

asked Feb 10, 2022 in Theoretical Physics by SeraphicVerse

+102 votes

0 answers

Why do subatomic particles behave like particles as well as waves?

asked Feb 10, 2022 in Theoretical Physics by APC

+24 votes

0 answers

How did scientists/physicists originally discover that light has no mass?

asked Feb 10, 2022 in Theoretical Physics by Sl8r

+7 votes

0 answers

What are the problems with general relativity that string theory solves?

asked Feb 10, 2022 in Theoretical Physics by Michael Burke

+87 votes

0 answers

What are particles' spins and what determines their values?

asked Feb 10, 2022 in Theoretical Physics by TryAnything

+8 votes

0 answers

Can a 5th dimension explain the instantaneous or FTL nature of the collapse of the quantum entangled properties of the particles?

asked Jan 20, 2022 in Theoretical Physics by Carine Brexley

+12 votes

0 answers

Since a photon always has known speed, is it impossible to ever know its location precisely due to the HUP?

asked Jan 20, 2022 in Theoretical Physics by SolarisNova

+169 votes

0 answers

How can dimensionless particles exist in a three-dimensional universe?

asked Jan 20, 2022 in Theoretical Physics by SeanQuigley

+30 votes

0 answers

Who has done the best job of explaining Einstein's theories of relativity to non-scientists?

asked Jan 20, 2022 in Theoretical Physics by SDAWEDFF

+20 votes

0 answers

How do theories like modified Newtonian dynamics (MOND) and emergent gravity attempt to explain the observed galactic rotation curves without invoking dark matter?

asked Jan 20, 2022 in Theoretical Physics by CelestialEcho

+6 votes

0 answers

Is the whole world by any chance misled for a century by a pure imaginary theory with pure math manifold (spacetime geodesics), pure imaginary dimension (time dilation), pure infinite mass place (singularity) to describe the cosmic laws?

asked Jan 20, 2022 in Theoretical Physics by BrizzleJordan (1.2k points)

+45 votes

0 answers

What is the maximum number of dimensions that string theory says we could live in?

asked Jan 20, 2022 in Theoretical Physics by Theo70695

+183 votes

0 answers

What would a 4-dimensional being look like in this world?

asked Jan 20, 2022 in Theoretical Physics by NebulaNova

+11 votes

0 answers

How can I successfully submit to arXiv.org as an independent physics researcher?

asked Jan 19, 2022 in Theoretical Physics by Iceman101189

+8 votes

0 answers

Has anyone been able to derive the standard model using string/M-theory?

asked Jan 19, 2022 in Theoretical Physics by Onetap (3.0k points)

+262 votes

0 answers

In quantum mechanics, a particle can tunnel through a barrier it doesn't have enough energy to pass. Is there a time when the particle is 'inside' the barrier? If not is tunneling instant, and does this mean the particle travels faster than light?

asked Jan 19, 2022 in Theoretical Physics by NikkiJane

+25 votes

0 answers

Why is String Theory incompatible with theTheory of General relativity?

asked Jan 19, 2022 in Theoretical Physics by NorPlan

+27 votes

0 answers

Rather than string theory, do you think E8 is the necessary idea for the unification of quantum machanics and general relativity?

asked Jan 19, 2022 in Theoretical Physics by EnchantedGale

+5 votes

0 answers

Should you leave more than $1,000 in a checking account?

asked Jan 19, 2022 in Theoretical Physics by Charlie Lockhart

+6 votes

0 answers

Newton did not know about space-time and general relativity and their formulas, how can his equations be almost totally correct?

asked Jan 18, 2022 in Theoretical Physics by AstralFlare

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