Could the expanding Universe truly be a mirage?
Could the expanding Universe truly be a mirage?
bigthink.com Could the expanding Universe truly be a mirage?
A cute mathematical trick can "rescale" the Universe so that it isn't actually expanding. But can that "trick" survive all our cosmic tests?
![Could the expanding Universe truly be a mirage?](https://lemmy.blahaj.zone/pictrs/image/LFLuOH8eaz.jpg?format=webp&thumbnail=256)
A cute mathematical trick can "rescale" the Universe so that it isn't actually expanding. But can that "trick" survive all our cosmic tests?
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