Abrupt climate change killed off ancient South American populations

Change isn’t always good — especially when it happens too quickly.

8 bird species have disappeared this decade or are on the brink of extinction

This includes the Spix’s Macaw, the lovely birds which inspired the main characters in Rio.

Zika virus solution might lie in oil of common flower

The key to fighting Zika might be as simple as a common flower and some water.

Cano Cristales – the world’s most colourful river

Caño Cristales is a river located in Northern Columbia, with a length of almost 100 km and a width of under 20 meters. If you look at it, you’d be tempted to think this is some sort of illusion or photographic trick, but you’d be wrong. It’s quite remote, and you can get there only by foot, horses and donkeys,