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 ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole. Parallels in the physics of the universe and that of black holes have led ...

In 2023, astronomers detected a huge collision. Two unprecedentedly massive black holes had crashed an estimated 7 billion light-years away. The enormous masses and extreme spins of the black holes ...

Astronomers have spotted the largest and most distant flare ever observed from a supermassive black hole. Nicknamed “Superman,” the flare originated 10 billion light-years from Earth, and at its peak, ...

Scientists have spotted the brightest flare yet from a supermassive black hole that shines with the light of 10 trillion suns. These bursts of light and energy can come from things like tangled-up ...

A supermassive black hole violently gobbled up an enormous star, producing a cosmic outburst with the light of 10 trillion suns, according to a new study. The black hole flare, as the phenomenon is ...

Whenever someone talks about black holes, they almost always talk about the event horizon and the singularity. After all, that's what defines a black hole, right? Well, it depends on what you mean by ...

To study the origins of our universe is to struggle with profound chicken-or-egg questions. We know the Big Bang happened. Cosmologists can see its afterglow in the sky. But no one knows whether the ...

Astronomers have detected a collision between two black holes in unprecedented detail, offering the clearest view yet into the nature of these cosmic oddities and confirming long-held predictions made ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have detected what may be the most massive black ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. The black hole lies at the center of a ...

They’re the boogeymen of science fiction, a paradox of science and quite possibly a key to understanding the universe. Scientists have been scrambling to understand the mysterious forces of black ...