Blue whales sing, and so do humpbacks. But one of these creatures is going quiet. They are hungry and scouting for food ...

As South Australia deals with its unprecedented algal bloom, a bloom of a different kind has been decimating California's ...

Covering more than 2 million square miles in South America, the world's biggest tropical rainforest hides lots of scary ...

If you walk by too quickly, you may just miss the subject of Tara Luck's photography that has just scored her a finalist nod ...