For over a century, cosmologists have assumed that the universe is homogenous and appears the same in all directions. But in the last few years, many physicists and astronomers have challenged this so-called cosmological principle.
A group of scientists from the US, the UK, France and India have gathered more evidence that suggests the universe isn’t in fact the same in all directions.
Their paper was recently published in the Astrophysical Journal Letters.
“We are suggesting that the universe does not look the same in all directions – it is not isotropic,” Mohamed Rameez, a professor of high-energy physics at the Tata Institute of Fundamental Research, Mumbai, and one of the paper’s authors, said.
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