This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Last month when scientists announced new ...

Understanding how galaxies grow has long stood as one of astronomy’s core challenges. Over time, scientists have gathered evidence that galaxy mergers matter. When two galaxies move close, gravity can ...

A breathtaking new space image has captured two spiral galaxies in the middle of a slow-motion cosmic collision, glowing in shades of blue, red, and silver. The picture shows galaxies NGC 2207 and IC ...

Recently, two NASA space telescopes, the James Webb Space Telescope and Chandra X-Ray Observatory, captured images of two galaxies beginning to collide. NASA released a composite image showing both ...

German Castillo, 19, is facing nine counts, including assault on a law enforcement officer, theft, terroristic threatening and criminal property damage. Police said two impersonators showed up at a ...