When two black holes slam together, they do not simply vanish into darkness, they ring like struck bells and briefly light up ...

A strange X-ray signal spotted decades ago may be the result of a star that got attacked by two black holes, one after the ...

New observations of M87*, the first black hole ever imaged, revealed that the supermassive blackhole has experienced several magnetic flips in the last decade. Reading time 3 minutes In 2019, ...

A supermassive black hole lurking at the center of M87, a supergiant galaxy 55 million light-years from Earth, is acting far more strangely than anticipated. Since 2017, astronomers from the Event ...

How confusing inevitability with reality built decades of paradox. What if general relativity never actually tells us that ...

The first black hole images stunned the world in 2019, with headlines announcing evidence of a glowing doughnut-shaped object from the center of galaxy Messier 87 (M87 —55 million light years from ...

In the end, the Universe becomes a place where gravity and quantum physics slowly turn all mass into faint streams of particles.

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Black holes are invisible, yet they are among the brightest things in the universe. If a star wanders too close to a black hole, it gets torn apart in a fireworks show called a tidal disruption event.

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

A new Warhammer 40,000 novel confirms that what's actually going on inside a black hole is still a mystery in the grim ...