Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

For years, the James Webb Space Telescope has been spotting enormous black holes in the early universe that defy all ...

At 3.3 billion light-years across, the ring may challenge the “cosmological principle” that the universe looks uniform at sufficiently large scales.

Astronomers have stumbled onto a structure so vast and so oddly shaped that it threatens to upend one of cosmology’s most ...

Astronomers found evidence that dark matter and neutrinos may interact, hinting at a "fundamental breakthrough" that challenges our understanding of how the universe evolved.

The new research suggests an alternative origin. Dark matter could have instead been born extremely hot, opening up ...

It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, falling apart on cosmic scales. If you’re on the surface of Earth—and I’m ...

From planet-scorching stellar outbursts to cataclysms so powerful they shiver the very fabric of spacetime, these are some of the biggest blasts our cosmos has to offer ...

Beyond numbers and scales, this video reflects on what it means to exist inside such immensity. It shows how, despite our ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the universe is expanding faster and faster remains one of the most intriguing ...

Scientists observed a supermassive black hole awaken after 100 million years, launching plasma jets across a million ...

A UK startup wants to build a cosmic radio station in the Moon’s orbit to listen to radio waves from the early universe. Blue Skies Space has secured a contract from the Italian Space Agency to design ...