To arm or to disarm? This is the question in Phil Wilson's article, which explores the maths behind a cold war in slug world.

What is the cosmological constant?

A new Europe-wide science magazine

A crisis in cryptography?

The travels of bank notes give important clues to epidemiologists

Is geometry hard-wired into our brain?

The next total eclipse of the Sun will be in March 2006

How to interact with your music collection

Mathematicians may make the "invisibility cloak" more powerful

The GIMPS project finds a new Mersenne prime

Learning about the history behind maths helps students understand it better