Crucially, this bounce occurs entirely within the framework of general relativity, which applies on large scales such as ...

Merging neutron stars are excellent targets for multi-messenger astronomy. This modern and still very young method of ...

The “National Science Foundation FY 2026 Budget Request to Congress” calls the LIGO system “the most sensitive detector of ...

The dissonance observed in black hole ringdown signals has now been resolved, offering new insights into black hole behavior ...

In a new Physical Review Letters study, researchers have successfully followed a gravitational wave's complete journey from ...

On May 29, 1919, a total solar eclipse helped to prove Albert Einstein's theory of general relativity. Einstein's theory ...

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

In 2015, a piece of equipment at an observatory in the US moved one quintillionth (10-18) of a meter. This tiny movement was ...

What lies at the heart of a black hole has puzzled physicists for decades. Now, a team led by physicist Enrico Rinaldi has ...

The main idea is to have a gravity gauge theory with a symmetry that is similar to the Standard Model symmetries, instead of ...

A new physics paper takes a step toward creating a long-sought "theory of everything" by uniting gravity with the quantum ...

In 1987, an enormous blue arc, thought to be hundreds of trillions of miles long, was first considered one of the largest ...