How rapidly is the universe expanding? Since Edwin Hubble first discovered in 1929 that galaxies are getting farther apart over time, allowing scientists to trace the evolution of the universe back to ...

Let’s say you have a baby. Maybe you really do, maybe you don’t. But Dan Scolnic, a cosmologist at the University of Chicago, does have one, and perhaps that's why a hypothetical baby helps him ...

No matter how elegant your theory is, experimental data will have the last word. Observations of the retrograde motion of the planets were fundamental to the Copernican revolution, in which the sun ...

A persistent, nagging problem with the expansion speed of the Universe may not require a rewrite of everything we know about physics. New measurements taken using the James Webb Space Telescope ...

Edwin Hubble's discovery of an expanding universe, when coupled with a quest to locate the 'center of mass' of the universe leads to shocking revelations. The most important discovery about the ...

The crisis in cosmology has actually gotten worse, which means we may be onto something! The good news is also that the crisis in cosmology has actually gotten worse, which means we may be onto ...