All Questions
7
questions
0
votes
1
answer
67
views
Can we observe a more recent space?
The space we are viewing now is their distant past as their light has only reached our eye or telescope after travelling a long distance at the speed of light. However, for lights that are still on ...
0
votes
0
answers
24
views
Does time slow down for light according to relativity? [duplicate]
According to Einstein's theory of relativity
Time slows for a individual who moves at the speed of light and time goes backward if the individual is faster than the speed of light.
So , is it that for ...
2
votes
3
answers
603
views
Is time taken by light to travel any distance 0 or finite? [duplicate]
According to relativity, Light does not experience any time. So it must travel any distance in no time.
But, we know that light has finite speed $c$. So it should take finite time.
5
votes
1
answer
1k
views
How can we perceive light if light doesn't move through time? [duplicate]
From my understanding in space-time everything moves at the speed of light $c$ in some direction of this four dimensional space. Light itself moves only through space, so it doesn't move at all in ...
0
votes
2
answers
404
views
How the world changes from the point of view of a photon [duplicate]
Imagine a universe without time, or more specifically without the Flow of Time. Everything will be a 2D projection and nothing more. No movement, no interaction, and in other words no Change.
But our ...
-2
votes
1
answer
70
views
Can Young's slit be repeated in the temporal dimension with fast-oscillating lcd's?
Can Young's slit be repeated in the temporal dimension with fast-oscillating lcd's?
Young's slit demonstrates the wave-like properties of light by causing interference from two slits. Fringes caused ...
0
votes
1
answer
74
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How is light used to measure the change in time caused by gravity?
Is the following analogy correct, if not- what changes are necessary to correct it?
Let's consider a guy riding on a photon with a clock, and every time his clock ticks he paints a dot. Let's also ...