For decades, cosmologists have wondered if the large-scale structure of the universe is a fractal: if it looks the same no matter the scale. And the answer is: no, not really. But in some ways, yes.
A new computational method gleans more information than its predecessors from maps showing how galaxies are clustered and threaded throughout the universe.
THIS is a short description of a new theory of the universe which formed the subject of the Rede lecture last June. All such theories must satisfy two conditions. The structure must be dynamically ...