Updated 12 July 2013
Special Report: Climate Change
The fate of the planet hangs in the balance as nations struggle to find a way to curb our carbon emissions and slow disastrous global warming.
The fate of the planet hangs in the balance as nations struggle to find a way to curb our carbon emissions and slow disastrous global warming. Get to grips with the key issues and developments here.
Live healthier
E-cigarettes have become hugely popular in the past decade, but a rash of vaping-linked deaths and illnesses in the US is feeding caution about a product that's already banned in some places.
A new drug works by targeting an immune system antibody called immunoglobulin E, which is responsible for the allergic reaction that causes hives.