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Galaxy’s cannibalistic snacking habits revealed

A team of Australian and Spanish astronomers have caught a greedy galaxy gobbling on its neighbours and leaving crumbs of evidence about its dietary past. Their successful and novel approach to investigating how galaxies grow is being used in a new program to further refine the best models of galaxy evolution.

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A cold cosmic mystery solved

Since its discovery over a decade ago on a map of the cosmic background radiation left over from the Big Bang, astronomers have puzzled over the so-called Cold Spot — possibly the largest individual structure ever identified by humanity. Now, a team led by researchers from the University of Hawaii may have found an explanation for its existence.