An underwater observatory recently detected a startlingly energetic cosmic neutrino. One possible cause involves a phenomenon ...

Astronomers have an answer for a long-running mystery in astrophysics: why is the growth of supermassive black holes so much ...

It may well take years to prove, but a pair of University of Miami astrophysicists could be on the verge of a cosmic ...

Did primordial black holes born during the Big Bang swallow the universe's antimatter, allowing matter to dominate the cosmos ...

In 1916, only a year after Albert Einstein had published his general theory of relativity, Karl Schwarzschild used mathematical calculations to show this: If sufficient mass could be placed into an ...

How does a black hole generate a magnetic field and how can it be measured and visualized? Alan CroftSeattle, Washington As ...

Between May 2023 and January 2024, a global network of gravitational-wave detectors picked up 128 new cosmic signals, more ...

A team of astronomers have studied two black holes that merged into a massive new one, confirming a 50-year-old theory that ...

A new study proposes an innovative way to uncover elusive supermassive black hole binaries by tracking subtle, repeating ...

Astronomers using the U.S. National Science Foundation Very Long Baseline Array on Mauna Kea have confirmed the first known ...