An international team led by Monash University has uncovered evidence of a rare form of exploding star, helping to shed light ...

General relativity stands as one of the bedrock theories in modern physics. Its strange view of relative time and space has been confirmed by countless experimental and observational tests, from ...

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) ...

Scientists have edged closer to discover the universe's long-held mystery surrounding the existence of primordial black holes ...

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

Scientists move closer to confirming a possible supermassive black hole binary pair hidden in a distant galaxy.

A gravitational wave signal recorded by the LIGO, Virgo, and KAGRA detectors on November 12, 2025, has drawn intense ...

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

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

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 November 12, 2025, a ripple passed through the fabric of spacetime and triggered alarms at three gravitational-wave ...