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

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

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 ...

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 "Is the end in sight for ...

In A Nutshell When two different types of cosmic strings become linked in the early universe, they form stable knots that ...

A recent experiment at Fermilab has delivered intriguing results that challenge standard predictions, adding fuel to the ...

There are gazillions of different possible universes that can be described and understood using the tools provided by string ...

When we think creatively, produce novel ideas, or otherwise have “Eureka” moments, we may actually unlock access to a ...

Whenever someone talks about black holes, they almost always talk about the event horizon and the singularity. After all, ...

The nature of gravity — and whether it can be reconciled with quantum mechanics — is one of the biggest mysteries in physics. Most researchers think that at a fundamental level, all phenomena follow ...