The 2009 Summer Science Exhibition

Brady Haran's film of Nature's Raincoats at the Royal Society Summer Science Exhibition, for Test Tube.

Cristina Lazzeroni used a spark chamber to illustrate her talk, Particle physics and the mysteries of the early Universe.

Here's a short video of the spark chamber in action, and below, Cristina explains what's going on.

It's been a busy weekend but we're all set to go.

Our xenon lamp is a temperamental beast which can pop if any grease gets on the bulb. We have no spares so here's Dan looking like a bee keeper unscrewing it as we all hold our breath and cross our fingers!

Team Quantum of Sol are putting the finishing touches to our exhibit! The hands-on demos are (mostly) working, the display tables have been build in team-leader Ned's garage in Kent...

A team lead by researchers from Durham University is working to create a computer simulation of the evolution of the Universe. This will help them understand how the Milky Way was formed and how it has changed from its origins to the present.