A cave diver's paradise, the Bahamas is home to an extensive network of life-sustaining underwater caverns chock-full of history—and a whole lot of mystery.

Rhythmic clicks, grunts and roars fill the Año Nuevo Island Reserve in California, home to a large breeding colony of ...

Whale poo is responsible for moving tonnes of nutrients from deep water up to the surface. Now new research shows that whales also move vast quantities of nitrogen thousands of kilometres in their ...