[editor-surveyor]

" For example, we’re capable of devising tests to see if the universe is expanding or contracting."

Not if General Relativity is even close to fact. That information lies beyond an "event horizon"

[JHBowden]

“Not if General Relativity is even close to fact. That information lies beyond an “event horizon””

You don’t even know what you’re talking about. If you understand the Doppler effect, and have used a spectrometer, then redshift is easy to understand. General relativity is consistent with this, because it predicts there is no unique center to the universe, in that every point is the center.