Negative Gravity Fields and Time Dilation
123854
Would time speed up near a large body of negative mass relative to observers in micro gravity?
22829
Black holes and positive/negative-energy particles
80291
Relativistic velocity addition from time dilation
974
Speed of light in a gravitational field?
3024
Why is there a “problem of time” in Quantum Gravity?
24669
Time dilation at the Big Bang
47242
Time dilation due to change in speed
108569
Time dilation - why the observers see each other the slow one but then one of them is older or younger?
52519
The real meaning of time dilation
34400
Special Relativity - Regarding the Simultaneity of Events During the Train Paradox
63925
Gravitational time dilation, does time of the observer at a lower gravitational potential looked slowed down in the frame of the higher one
82697
Does SR treat time and space symmetrically? Then why does $t$ dilate while $\ell$ contracts?
77372
"Speed" of Gravity and Speed of Light
56930
What would an observer see if he/she flew toward a clock at relativistic speeds?
50684
Does the sign of $\Delta x$ matter in this time dilation calculation?
88879
Time dilation as an observer in special relativity
104584
Why is potential energy negative when orbiting in a gravitational field?