The strange theory of quantum mechanics has turned our conception of reality on its head. This article explores how things become fuzzy in the microscopic world and what this means for our understanding of events.

Time and space form the stage on which events unfold. But what if the stage itself becomes part of the action? We take a brief tour through the history of space and time and see how ideas have changed since the time of Isaac Newton.

Mathematicians are working hard to understand an impenetrable proof of the famous ABC conjecture.

The possibility that there might be many parallel worlds has just become a little more likely.

Politician Douglas Carswell has been arguing with scientists about what causes the tides. We've figured out who's right.

Some uncomfortable problems in our understanding of life.

This problem about an infinite sum has a surprising answer.

This surprising result about 3D shapes tells us something deep about the nature of space.