When Einstein developed his Special Theory of Relativity, he assumed that light travelled at the same speed between two points no matter which direction it was moving in. But is that really the case, and would the Universe look any different if it were not?
PDF] A constructive formulation of the one-way speed of light
The One-Way Speed of Light
One-way speed of light - Wikipedia
Measuring the One-Way Speed of Light
Why no one has measured the speed of light - Veritasium [19:04] : r/mealtimevideos
Is it possible to measure the one-way speed of light by having two clocks one kilometre apart, and having a person at either end to measure the time dilation? (Laymen's terms please)
Is Speed of Light a Lie?
Can the one-way speed of light be measured, and is it constant? - Quora
PDF) A one-way speed of light experiment
RSR's One-Way Speed of Light Experiment Proposal
Can we measure one-way speed of light?
Why No One Has Measured The Speed Of Light
If we harnessed the ability to manipulate gravity, theoretically could we have the ability to transmit information faster than the speed of light? Interestingly, we could then measure the speed of light
Veritasium: Measuring the Speed of light
Philosophy of Physics Week IV Conventionality in Special Relativity. - ppt download