Humanity has achieved remarkable feats, yet 95% of the universe remains invisible and unexplained. Our theories, general ...

Kellogg Stelle was a professor of physics at Imperial College London for decades until his death last month. In 1977, he developed a particle theory of gravity that’s renormalizable, but the theory’s ...

Yet according to physics, information is never destroyed. In principle, a burned book is just as readable as the original—if ...

Einstein’s theory of relativity reveals that time is not fixed — it bends, stretches, and slows depending on speed and ...

We don’t often think about gravity, the invisible force that anchors us to Earth, as it always seems constant and dependable. However, it will slightly vary, sometimes by enough to make you weigh ...

Imagination fuels innovation by allowing individuals to envision new products, services or processes that don't yet exist. It ...

At the turn of the century, it sounded as if string theory could give us big answers about the universe. Well… has it?

An illustration of a magnifying glass. An illustration of a magnifying glass.

New evidence from the gravitational-wave event GW230814 shows that when two black holes merge, the horizon area of the ...

Black holes, regions of spacetime in which gravity is so strong that nothing can escape, are intriguing and extensively ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called ...