NOAA says the world is experiencing its fourth global coral bleaching event. How does coral bleaching occur? Warming oceans ...

The nuclear powered USS Carl Vinson has entered the Indian Ocean, on its way to join the Harry S. Truman in the Middle East.

A partnership to safeguard globally significant coral reefs. © Paul Mckenzie / WWF-HK Coral reefs cover less than 0.1% of our ocean, but they are home to 25% of its ...