EarthGaia's evil twin: Is life its own worst enemy? The Earth is not the nurturing mother of life of James Lovelock's famous theory – instead it is far more like murderous Medea, argues biologist Peter WardFeatures
EarthThe End of the Line: Plenty of fish in the sea? Watch this searching documentary about the plight of the world's oceans and you may think a little harder before ordering your next tuna sandwich Books & Arts