LifeThe forgotten riches of the most densely biodiverse country on Earth Colombia is home to more birds, amphibians and butterflies than anywhere else. Human conflict preserved them – and in peace they now face new threats Features
LifeDon't miss: Shark crime, optical games and dairy in the cross hairs Find out how criminal conspiracies are killing sharks, how tricks of the pen changed our view of the world and why milk may soon become a thing of the past Culture