If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. Space is big, and ...

This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...

🛍️ Amazon Prime Day is live. See the best deals HERE. 🛍️ By Lauren Leffer Published Apr 22, 2025 9:00 AM EDT CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

The Atacama Cosmology Telescope (ACT) collaboration, which includes researchers from the University of Toronto, recently produced the clearest images yet of the universe's infancy from the earliest ...

In the name of open science, the multinational scientific collaboration COSMOS on Thursday has released the data behind the largest map of the universe. Called the COSMOS-Web field, the project, with ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to comprehend sizes and distances given in these ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

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 ...