Superman may fly faster than a speeding bullet, but he'd easily lose in a race against a beam of light, the fastest thing we ...

Our cosmos is 13.7 billion years old and it all started with the Big Bang. When we look for really distant objects, we can’t really see the Big Bang because the universe was so hot and dense that ...

How can any telescope see a galaxy 33.8 billion light-years away in a universe that is only 13.8 billion years old? When you purchase through links on our site, we may earn an affiliate commission.

Photons are odd little beasts. They can act like waves. They can act like particles. They are teeny tiny messengers of force. They are carriers of energy. If you're enjoying this article, consider ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. Everything on Earth, in our solar system, our galaxy, and beyond is contained within ...

A century ago, a star in Andromeda named V1 launched a revolution in astronomy, revealing its true immensity and the origin ...

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By ...

At the heart of the Milky Way, just 27,000 light-years from Earth, there is a supermassive black hole with a mass of more ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

The James Webb Space Telescope has revolutionized astronomy in just two years of operations, but how can it see a galaxy 33.8 billion light-years away in a universe that is only 13.8 billion years old ...

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 ...

Since it began sending data back to Earth in 2022, the James Webb Space Telescope (JWST) has greatly impacted astronomy, and one of its most revolutionary achievements is the observation of some of ...