Scientists are a step closer to solving one of the universe's biggest mysteries as new research finds evidence that two of ...

The cracks in cosmology were supposed to take a while to appear. But when the James Webb Space Telescope (JWST) opened its lens last spring, extremely distant yet very bright galaxies immediately ...

While headlines around the world claimed that ancient galaxies discovered by the James Webb Space Telescope were "breaking" our understanding of the Big Bang, the truth is much more nuanced — and much ...

About a year after launching into orbit around the Sun, the James Webb Space Telescope began imaging an abundance of little red dots, which scientists called, um, “little red dots.” I know—not only is ...

Clusters of hundreds or thousands of galaxies sit at the intersections of giant, crisscrossing filaments of matter that form the tapestry of the cosmos. As gravity pulls everything in each galaxy ...

A cosmic mystery that is one of the most significant open questions in physics may finally have been solved. The two main methods of measuring the universe’s rate of expansion have long been in ...

The clearest pictures yet of the newborn cosmos strengthen the prevailing model of the universe but deepen a mystery about its expansion rate. Measurements of this rate, known as the Hubble constant, ...

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 ...

In this video, Arvin Ash explores the history of the universe from the Big Bang to modern cosmology. Key discoveries include: - **1920s**: Edwin Hubble discovered galaxies outside the Milky Way and ...