Universe may not be uniform everywhere, challenging fundamental cosmological assumption

For centuries, the Copernican insight has anchored our understanding of the cosmos: no place, no direction, no observer holds special standing in the universe. Now, a careful analysis of one of the most detailed three-dimensional maps of the sky ever assembled suggests that the universe may not look the same in every direction — that its large-scale structure carries an unevenness our equations have not fully accounted for. The finding does not restore Earth to the center of creation, but it does invite cosmology to reckon with the possibility that the universe is stranger, and less symmetrica