It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Astronomers used artificial intelligence to calculate the five cosmological parameters that describe the entire universe in computer simulations with unprecedented precision. When you purchase through ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding? Astronomers have tried two main methods to figure it out, but their numbers don’t ...

Probing the deep, but optically invisible, Universe was one of the primary science goals for ALMA. [2] In this context “high mass” means galaxies with stellar masses greater than 20 billion times that ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...

"Really, Euclid is not only a dark universe detective, it's also a time machine. We will look back 10 billion years in cosmic history." The day that astronomers have been waiting for is here. On ...

Ian G. McCarthy receives funding from UKRI's Science and Technology Facilities Council (STFC). He works for Liverpool John Moores University. Given how unfathomably large the universe is, it is ...

Astronomers peering back deep in time into the distant universe think they may have discovered a population of previous hidden galaxies that could shake up astrophysics. The research, based on data ...

Rob Coyne receives funding from the National Aeronautics and Space Administration (NASA) and the US National Science Foundation (NSF). About a century ago, scientists were struggling to reconcile what ...