The biggest black holes grow by crashing into each other over and over again
Some of the biggest black holes ever picked up through gravitational waves may not have formed in a…
Scientists Just Discovered How the Universe Builds Monster Black Holes
Astronomers studying gravitational waves have uncovered evidence that the Universe’s largest black holes may grow through repeated collisions…
A big step forward for optical core of China’s Taiji gravitational wave project
In the sci-fi novel The Three-Body Problem, humans build “gravitational wave antennas” to broadcast to the cosmos. Now,…
How black holes become cosmic monsters: Scientists uncover the violent merger chain behind giant space objects |
The Universe keeps throwing up surprises, and black holes are right at the centre of it. The biggest…
Black hole GW190521 may be a wormhole from another universe
For just one-tenth of a second in May 2019, the universe delivered a signal that did not fit…
Black Holes from Before Big Bang Could Still Exist Today as ‘Cosmic Fossils’
New research by Professor Enrique Gaztañaga from the University of Portsmouth and the Institute of Space Sciences in…
Astronomers discover three distinct groups of merging black holes
Black hole collisions do not appear to come from one simple cosmic recipe. After studying more than 150…
“One of the Most Titanic Blasts in the Cosmos”: Gravitational Waves Support a “Forbidden Range” of Stellar Obliteration
Gravitational waves reveal an explosive “forbidden range” of stellar destruction so powerful that not even a black hole…
Gravitational waves may be responsible for dark matter in the universe
Dark matter is thought to exist everywhere, wrapping around galaxies and helping to shape the largest things in…
2026 April – Caught in the Web
APOD: 2026 April – Caught in the Web Discover the cosmos! Each day a different image or photograph…
Astrophysicists are close to proving the existence of primordial black holes
On November 12, 2025, a ripple passed through the fabric of spacetime and triggered alarms at three gravitational-wave…
The physics of no return: What actually happens if you get pulled into a black hole
In 1916, only a year after Albert Einstein had published his general theory of relativity, Karl Schwarzschild used…