Why would it only expand in one plane not every direction like you’d expect?
Also how is a flat universe even possible? Surely since we live in 3 dimensions the universe needs to be a 3 dimensional shape.
Im probably misunderstanding what physicists are trying to say but that’s why im here.
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Scientists say a lot of stuff, for good reason, but they have no idea what “shape” the universe is. Spherical or flat are just two possibilities.
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