For those who watch gravitational waves roll in from the universe, GW250114 is a big one. It's the clearest gravitational ...

For more than a century, Einstein’s relativity has set a hard speed limit for the universe, with light as the ultimate ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

A new solution to Albert Einstein's theory of general relativity suggests hypothetical gravitational stars that look like black holes could be nested within one another. When you purchase through ...

Mind = blown.

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...