The polarity of a supermassive black hole lurking at the center of M87, a galaxy 55 million light-years from Earth, ...

New observations of M87*, the first black hole ever imaged, revealed that the supermassive blackhole has experienced several magnetic flips in the last decade.

Event Horizon Telescope data reveal the magnetic field around M87* shifted, weakened and then flipped, defying theoretical expectations.

A tiny particle that smashed into Earth with a record-shattering energy of 220 petaelectronvolts could be the last scream of ...

In April 2019, the world witnessed the first-ever image of a black hole, unveiling M87*, a supermassive black hole at the ...

Mathematical quirks of our universe have led some cosmologists wonder whether the cosmos was actually born in a black hole.

Spacetime ripples from a black hole collision across the cosmos have confirmed weird aspects of black hole physics ...

After taking the first images of black holes, the groundbreaking Event Horizon Telescope (EHT) is poised to reveal how black holes launch powerful jets into space. Now, a research team has shown that ...

Black holes get bigger as they merge, the LIGO Collaboration confirmed with a new observation that could finally prove a ...

SAN DIEGO — Astronomers have used NASA’s Chandra X-ray Observatory to study some of the darkest black holes yet observed. Their work strongly confirms the reality of the "event horizon," the one-way ...

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The short answer is yes: When two black holes merge, the resulting black hole has both more mass and a larger diameter. How much bigger? Let’s find out! When astronomers talk about the size of a black ...