Recent questions in Theoretical Physics

+12 votes

0 answers

Does light only interact with particles that have charge?

asked Jan 10, 2023 in Theoretical Physics by Joe123

+22 votes

0 answers

How far is the event horizon from a black hole?

asked Jan 10, 2023 in Theoretical Physics by Bitolas

+15 votes

0 answers

How can we calculate number of neutrons?

asked Jan 10, 2023 in Theoretical Physics by proby

+68 votes

0 answers

Is there a ‘now’ across the entire universe? I.e. is it theoretically possible to take a freeze frame of the entire universe so you would know what is happening right now on the other side of the universe?

asked Jan 10, 2023 in Theoretical Physics by SeraphicWhisper

+26 votes

0 answers

Is dark matter dangerous?

asked Jan 10, 2023 in Theoretical Physics by CelestialFlare

+2 votes

0 answers

What is String Theory? Is there any evidence that confirms it, or is it just theoretical at this point? If it is just theoretical, why would anyone believe in it if no test has confirmed it yet?

asked Jan 10, 2023 in Theoretical Physics by Bogle Crag

+26 votes

0 answers

What is the baryon number of an electron?

asked Jan 10, 2023 in Theoretical Physics by Simba_ali

+3 votes

0 answers

If neutrons are not stable outside of the nuclei according to particle physics, then why are neutron stars stable?

asked Nov 20, 2022 in Theoretical Physics by Sohail Ahmed

+174 votes

0 answers

Theoretically, can it be possible to teleport a human being?

asked Nov 20, 2022 in Theoretical Physics by Brian L

+9 votes

0 answers

What is the difference between the compression of spacetime and the curvature of spacetime?

asked Nov 20, 2022 in Theoretical Physics by chefdave

+23 votes

0 answers

Can we travel through black holes?

asked Nov 20, 2022 in Theoretical Physics by Rocco1405

+48 votes

0 answers

Hypothetically speaking, if scientists discovered magic (or something akin to it), what modifications would need to be made to our current theories on general relatively, Quantum Gravity and the nature of existence?

asked Nov 20, 2022 in Theoretical Physics by Acapris

+20 votes

0 answers

What are the chances that general relativity will be replaced by a more fundamental theory?

asked Nov 20, 2022 in Theoretical Physics by APe

+5 votes

0 answers

For which phenomenon the Schrodinger equation yields more accurate predictions: alpha decay, quantum tunnelling or the picture of the interference pattern in the double-slit experiment? Or it is equally successful for all of them?

asked Nov 19, 2022 in Theoretical Physics by Tan M

+11 votes

0 answers

How can quantum entanglement be observed without destroying the entangled particles?

asked Nov 19, 2022 in Theoretical Physics by chippyjeff

+21 votes

0 answers

In physics, what cannot be explained by the general theory of relativity?

asked Nov 19, 2022 in Theoretical Physics by Ethan Daniels (1.9k points)

+9 votes

0 answers

Can you recommend any good books about QED, quantum field theory and particle physics in general?

asked Nov 19, 2022 in Theoretical Physics by arrow

+35 votes

0 answers

How does a magnetic field affect negative and positive charges?

asked Nov 19, 2022 in Theoretical Physics by Linda1111

+15 votes

0 answers

What is the reason we don’t hear about progress in the field of quantum gravity?

asked Nov 19, 2022 in Theoretical Physics by 0hourresearch

+25 votes

0 answers

What are the predictions of String Theory? Is it testable?

asked Nov 19, 2022 in Theoretical Physics by WillSE25

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