A team of researchers has engineered a groundbreaking optical device that mimics the physics of black holes and their ...

Rights groups are increasingly worried that El Salvador's notorious CECOT prison is becoming a "black hole" for the United ...

Kris Letang had surgery to close a patent foramen ovale (small hole in the heart), the Penguins said Wednesday. The ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

In the realm of general relativity, black holes are well-known for their ability to trap light and matter by bending ...

A distant galaxy that lay quiet for decades has suddenly stirred, lighting up in dramatic bursts that have caught astronomers ...

ANDREWS REPLIES: To answer Scott: If Planet Nine is discovered, I’m confident a probe would eventually be sent to it! But after launch it might take decades for a spacecraft to reach that destination, ...

A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show! ESA’s XMM-Newton and other X-ray telescopes are capturing massive bursts of ...

Snakes don’t dig their own holes—but that doesn't mean they still can’t take up shop in holes already made by something else.

Einstein believed that black holes didn't really exist. But they do: that much we know. We don't know much else about them.

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...