If there is no ether what is the medium in which waves, pulses travel around the universe?
14043
Why don't electromagnetic waves require a medium?
10553
Does the universe have an edge/boundary/barrier? If yes, what is at the edge?
149882
What is meant by "Nothing" in Physics/Quantum Physics?
820
Photons are faster than the speed of light because they travel in transversal waves?
67531
Universe being flat and why we can't see or access the space "behind" our universe plane?
13563
What really causes light/photons to appear slower in media?
95801
Medium with refractive index less than unity?
33395
What is the experimental evidence that light is an electromagnetic wave?
143684
About the Ether Theory acceptance
61618
Could the missing antimatter lie outside the observable universe?
72913
Why does a light wave fade as it travels through space?
100807
Are the Maxwell equations a correct description of the wave character of photons?
30474
Why is light called an 'electromagnetic wave' if it's neither electric nor magnetic?
141791
What would be the associated wavelength of the particle if its velocity is zero?
150075
Are photons electromagnetic waves, quantum waves, or both?
58728
Why does the speed of light in vacuum have no uncertainty?
103827
Does magnetic propagation follow the speed of light?