The first genetic data on the fungus afflicting British ash trees is released on the web to help research efforts.

Some of Britain's leading scientists call on the government to grant a posthumous pardon to Bletchley Park codebreaker Alan Turing.

Researchers say large man-made reservoirs can increase the intensity of rainfall and can affect the effectiveness of flood defences.

The Intergovernmental Panel on Climate Change criticises a blogger who publishes a draft version of its next report.