A newly merged black hole does not become quiet at once. It vibrates, sheds energy through gravitational waves and produces a ...

Black hole quantum effects are usually thought to be too small to have any observable signatures. This is indeed the case for heavy black holes, such as the ones detected via gravitational waves by ...

Listening to the "ringing" produced by black holes after they collide and merge could allow scientists to test Einstein's ...

Astronomers have detected spacetime itself being dragged and twisted by a spinning black hole for the first time. The discovery, seen during a star’s violent destruction, confirms a prediction made ...

How do black holes at the centers of galaxies form and grow over time? To answer this question, scientists need to detect and ...

A black hole is not sitting inside a lab in Manhattan, but some of its strangest physics just helped shape a tabletop experiment there. For decades, physicists have wondered whether waves could steal ...

Scientists have proposed a new method for finding tightly bound supermassive black hole pairs by searching for stars that flash repeatedly as their light is magnified by the black holes’ gravity. The ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

(remotevfx/iStock/Getty Images Plus) The one thing we all 'know' about black holes is that nothing escapes their ineluctable grasp. That is mostly true – but since the 1970s, physicists have predicted ...

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 ...