Gravity has been recognized to be one of the fundamental forces of nature for a long time and is a subtle pull that keeps ...

The Physics of Gravity: Einstein vs. Quantum Gravity General relativity describes gravity as spacetime curvature but conflicts with quantum mechanics at black hole singularities. Loop quantum gravity ...

The Big Bang is often described as the explosive birth of the universe—a singular moment when space, time and matter sprang ...

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

First detected in 2015, gravitational waves may not have had a direct hand in human evolution, but it certainly helped set ...

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 ...

Out of Nowhere. The Emergence of Spacetime in Theories of Quantum Gravity. Christian Wüthrich et Nick Huggett. The two fundamental pillars of physics for over 100 years have been ...

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

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

A new publication introduces the rapidly growing field of multi-messenger gravitational lensing, which combines ...

At Utah State University, researchers are using a radical idea known as the holographic principle to bridge the gap. By ...