fluid mechanics

Umbrella or no umbrella? New advances in weather forecasting will help us dodge hurricanes and protect against floods.
Can maths help save lives by making more accurate predictions of future volcanic eruptions?
A new mathematical model might explain the strange magnetic fields of Uranus and Neptune.
During World Mathematical Year 2000 a sequence of posters were displayed month by month in the trains of the London Underground aiming to stimulate, fascinate - even infuriate passengers! Keith Moffatt tells us about three of the posters from the series.