Einstein proved correct, ..... again!

Debate surrounds $25000 prize won by undergraduate for solving universal Turing machine problem

Mathematicians lead effort to build common model of the immune system

Ground breaking work in uncovering optimal funding mechanisms in financial markets

Expedition sets out to determine the North Pole's future

Survival modelling of albums in the Top 100 casts light on the impact of file sharing

BBC documentary explores the International Mathematics Olympiad

Become a Plus author and win an iPod by joining our writing competition

A Beautiful Mathematical Method for Modelling Viruses

With the rugby world cup in full swing, it's time to look at some numbers

Studies have linked solar wind with bird behaviour and stock market performance

What's the risk of passive smoking? Or climate change? How big is the terrorist threat? And should we trust league tables? These issues concern all of us, but it's not always easy to make sense of the barrage of media information. David Spiegelhalter, Winton Professor for the Public Understanding of Risk, gives Plus his take on uncertainty.