## University of Cambridge

Frank Kelly talks about his work on networks and how inspiration can strike out of the blue.

From cancer treatments to counting trees: the maths behind image analysis makes it all possible.

We all know what symmetry is. But why does it play such a central role in modern physics?

A closer look at the power of symmetry in physics.

Find out how scientists, from physicists to geneticists, measure their confidence in their results.

What do physicists at CERN mean when they talk about "sigma levels"?