Time travel, possibility?
11307
Is time travel possible? Is it possible to go back in time?
60364
Universe Expansion as an absolute time reference
22930
Time dilation effects near the end of the movie
475
Would time freeze if you could travel at the speed of light?
48497
Doesn't entropy increase backwards in time, too?
95295
Is the Universe Past-Eternal?
117371
Is Time travel in "Star Trek: Enterprise" totally illogical?
98655
R.A. Lafferty? Story about ship going back in time
39684
What would a closed timelike curve look like?
72584
Answering about the time
128541
Something that is impossible but has happened
7209
Present continuous and simple future
80531
Story about plagiarism by means of time machine
52172
Short story involving time travel through a train station
14864
How can Kitty Pryde achieve time travel with her phasing abilities?
3024
Why is there a “problem of time” in Quantum Gravity?
29485
Recent movie involving dimensions and time travel/displacement