What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

Learn what a black hole is, how it forms, and how astronomers detect it. Understand the science behind black holes and their ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously ...

I/ATLAS was first discovered on July 1, 2025, by the ATLAS telescope system in Hawaii. Its hyperbolic orbit, a trajectory not ...

As if dark energy weren't already mysterious and baffling enough, new research suggests that this unknown force may not be ...

New supercomputer simulations hint that dark energy might be dynamic, not constant, subtly reshaping the Universe’s structure ...

Japanese physicists have revived Kelvin’s old idea of cosmic knots, showing how these tangled fields might explain why matter ...

The popular consensus among scientists is that the universe will continue expanding until the bitter end. A team of ...

You might think astronomers have seen it all, but the universe still throws us occasional new mysteries to keep us on our ...

Evidence of this quantum layer may be coming soon. Here’s what you’ll learn in this story: Physicists are still puzzling over ...

The early universe is perhaps one of the biggest mysteries of our time, and while we've come close to unraveling some of those earliest mysteries thanks to advancing tech like the James Webb Space ...

The universe is a vast, spectacular place that humans have striven to understand for millennia. Now, with the help of instruments such as the Hubble Space Telescope, which snapped this image of the ...