## 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.

To understand the why the cosmic microwave background tells us so much about the Universe, you first need to understand what created it: sound waves travelling through the early Universe.

The cosmic microwave background is the earliest light we can see in the Universe. So important is this baby picture of the Universe, it's been involved in two Nobel Prizes. Why?

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.

Cosmology has an ambitious goal: to understand the Universe in its entirety. Find out more here.

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