Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

Einstein’s theory of relativity reshaped our understanding of time space and gravity But deep inside its equations lies a ...

What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...

Gravitational waves are energy-carrying waves produced by the acceleration or disturbance of massive objects. These waves, ...

The gravitational lensing that causes this rare phenomenon cannot be explained solely by looking at observable ...

A controversial prediction about black holes and the expansion force of the universe could explain a cosmology mystery ...

Alexander Grothendieck was a titan in his field, making deep connections that fuelled a revolution in mathematics, before ...

Astronomers have captured the first radio image of two supermassive black holes orbiting each other within the quasar OJ287, ...

Evolving dark matter may explain cosmic acceleration. Observations support a mixed model. For years, a stubborn puzzle has sat at the center of the standard cosmological model. The evidence clearly ...