A view of the central region of the Perseus galaxy cluster, one of the most massive objects in the universe, shows the ...

An artist's rendering of a binary black hole merger. (Carl Knox/Laser Interferometer Gravitational-Wave Observatory) ...

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

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 ...

On Wednesday, researchers released an analysis suggesting that there’s a “mass gap” in the population of black holes that ...

A blazing supermassive black hole can influence far more than its own galaxy. Scientists found that quasars emit radiation strong enough to shut down star formation in nearby galaxies millions of ...

Now, in the journal Physical Review Letters, researchers say their ability to analyze gravitational waves has improved so much over the past decade that they were recently able to verify a key idea ...

Image Credit: Survival World ...

Scientists at Raman Research Institute have decoded mysterious repeating X-ray flares from deep space, suggesting the source ...

If our sun turned into a black hole, you might think our solar system would be doomed, but in reality, that's just not how ...

If you value independent local news, become a sustainer today. Your gift could help unlock a $1M challenge. On Sept. 14, 2015, physicists attained the long-sought goal of detecting gravitational waves ...

On Sept. 14, 2015, physicists attained the long-sought goal of detecting gravitational waves, the shockwaves spewed out by such cataclysmic events as the violent merger of two black holes. Now, in the ...