They pull us in, literally and figuratively. Black holes — remnants of collapsed stars — have immense mass that curves spacetime so all paths lead inward. They also capture the popular imagination as ...

There's a universe full of black holes out there, spinning merrily away—some fast, others more slowly. A recent survey of supermassive black holes reveals that their spin rates reveal something about ...

An international team led by Monash University has uncovered evidence of a rare form of exploding star, helping to shed light ...

Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever before. By combining Einstein’s gravity with realistic behavior of light and ...

For years, astronomers treated merging black holes as if they all came from the ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Physicists have not yet watched a black hole literally blow itself apart, but they are closing in on the conditions where such an event might finally be seen. At the same time, telescopes are catching ...