This story appears in the May 2011 issue of National Geographic magazine. Not far beneath the surface of the Coral Sea, where the Great Barrier Reef lives, parrotfish teeth grind against rock ...

The deep sea still holds many mysteries for humans, and that may be a good thing — at least for the growth and preservation of at-risk marine life. Scientists have discovered two new deep-sea ...

Coral reefs are very much the rainforests of the oceans. Not only are they diverse communities, but the coral skeletons - like trees - contain potentially long term records of climate. Aa Aa Aa ...