## Articles

Some of the Universe's most important secrets are hidden in the shape of a beautiful undulating curve: the power spectrum of the cosmic microwave spectrum. This article explains how.

Since he Universe is all there is, there's nothing for it to expand into. So what does "expansion" mean?

Cambridge mathematicians and physicists remember their most famous colleague with fondness.

Rock and its use for tools and buildings has shaped human civilisation. Here's an introduction to the maths of rocks.

How do you make a stealth aircraft that's invisible to radar? An area of maths called random matrix theory holds the answer.

Fully functioning invisibility cloaks are closer to becoming a reality than you might think. Here's a quick look at the maths and science involved in producing them.

Why your muesli shakes down in unexpected ways.