If gravity arises from the curvature of spacetime, why is there a need for gravitons?
10504
What are the reasons to expect that gravity should be quantized?
57817
When objects fall along geodesic paths of curved space-time, why is there no force acting on them?
33979
How does the curvature of spacetime induce gravitational attraction?
78125
What is the likelihood of ever discovering the graviton?
36490
Why is Newton's first law necessary?
141845
Why gravity is an attractive force?
73266
What is the difference between gravitons and gravitational waves?
42291
Why is spacetime curved by mass but not charge?
20557
Does the curvature of spacetime theory assume gravity?
31848
Where does gravity get its energy from?
112452
Why does dark energy produce positive space-time curvature?
27986
Is the graviton hypothetical?
55099
Why do we still need to think of gravity as a force?
59499
If gravity is a pseudoforce in general relativity, then why is a graviton necessary?
3024
Why is there a “problem of time” in Quantum Gravity?
9388
Can matter be described as the result of the curvature of space, instead of vice versa?
76894
Why is spacetime not Riemannian?