Physicists have long assumed that the universe is uniform at very large scales, but evidence is emerging this is wrong and suggests a way to resolve some of the biggest cosmological mysteries ...

The universe may not be perfectly uniform after all, a new series of papers hints. If confirmed, this could upend a nearly ...

When the universe was barely one billion years old, galaxies were already stringing themselves along vast filaments of matter ...

Using data from NASA's James Webb Space Telescope (JWST), astronomers led by researchers at the University of California, ...

Using the James Webb Space Telescope, astronomers have mapped the "cosmic web" of galaxies, the largest structure in the ...

New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For decades, scientists have held that the universe is about 13.8 billion years old ...

The most precise measurement of the expansion rate ever made suggests an unknown force may be affecting the universe.

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JWST has unveiled the sharpest-ever map of the universe’s hidden cosmic web, reaching back nearly to cosmic dawn.