General Discussion
In reply to the discussion: UFOs explained [View all]Swede
(33,233 posts)It simply is emitted and then instantaneously is absorbed, experiencing the entirety of its travels through space in literally no time. No matter the distance, because
"Einstein concluded that simultaneity is not absolute, or in other words, that simultaneous events as seen by one observer could occur at different times from the perspective of another. It's not lightspeed that changes, he realized, but time itself that is relative. Time moves differently for objects in motion than for objects at rest. Meanwhile, the speed of light, as observed by anyone anywhere in the universe, moving or not moving, is always the same."
https://www.space.com/36273-theory-special-relativity.html
We have "sound" travelling at the speed of light with AM and FM modulation. Who is to say we won't get around this some day.