The problem of time in quantum cosmology
3024
Why is there a “problem of time” in Quantum Gravity?
72416
The universe appears to have a lower bound in the time dimension, why not an upper bound?
4132
What is the closest general-relativistic equivalent of a "time slice"?
75058
Why isn't an infinite, flat, nonexpanding universe filled with a uniform matter distribution a solution to Einstein's equation?
86423
Dimension & non - locality problem in string theory
47030
Entropy as an arrow of time
92343
Does cosmological time expand like space does?
134164
What is wrong with the De Broglie–Bohm theory a.k.a "Causal Interpretation" of quantum theory?
18982
Does Quantum Mechanics assume space and time are continuous?
24669
Time dilation at the Big Bang
26354
Is anti-matter matter going backwards in time?
4942
What is the relationship between Cosmic Time and Scale Factor (or Redshift)?
61024
Is there a mathematical relationship between time and entropy?
4597
A list of inconveniences between quantum mechanics and (general) relativity?
125603
What are the Conflicting Predictions of General Relativity & Quantum Mechanics?
30152
Derivation of time-dependent Schrödinger equation from De Broglie hypothesis
88879
Time dilation as an observer in special relativity