James Webb may have spotted three bizarre, ultra-ancient “dark stars” that aren’t dark at all - objects possibly powered by ...

That not only makes this the first confirmed runaway supermassive black hole, but this object is also one of the ...

As Tiger Woods approaches his 50th birthday, SI Golf will count down the biggest moments—the highs and the lows—of his career ...

A hole near the train tracks doesn’t look like much from the surface, just another dark break in the ground you’d normally ...

For deep reef divers, descending into the ocean’s mesophotic layer can feel like exploring the moon. Discovering never-before ...

Dangerous ice conditions complicated rescue efforts before search teams found the men in Mason County's Round Lake.

The Equilibrium Dungeon, the premiere endgame activity in Destiny 2: Renegades, asks those who challenge it to overcome long ...

Devil’s Hole isn’t a cute name, it’s a warning, because the second you step into that opening the cave feels like it’s built ...

Efforts to limit ozone-depleting chemical compounds had a significant impact. The ozone hole over the Antarctic is significantly smaller in 2025 than in previous years, ranking as the fifth-smallest ...

On Black Hole Friday, we spotlight the work of astrophysicist Chung-Pei Ma, whose research is transforming our understanding of the universe’s biggest black holes. From uncovering giants 20 billion ...

Astronomers using the James Webb Space Telescope (JWST) may have discovered the most distant supermassive black hole ever seen. The enormous object, hosted by the galaxy GHZ2, is so far away that ...

Earlier this year, researchers reported the most massive black hole merger ever detected. But the event was so unusual that questions around its origin sowed confusion within the astrophysics ...