For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...

If the universe is expanding, then what is it expanding into, and what is it expanding from? Where's the edge of the universe ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

We obviously can’t put the universe on a giant set of scales, but scientists have found astonishingly clever ways to […] ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

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

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

The Vera C. Rubin Observatory has begun its decade-long survey to scan the entire night sky every three days. To do this, it ...

According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

Dark energy—the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe’s greatest mysteries. The most widely accepted theory currently suggests ...

The streamer has launched in 15 new markets, including Bangladesh, Cambodia, Macau, Pakistan, Sri Lanka and Ukraine ...