Gray reef sharks are having to abandon the coral reefs they call home in the face of warming oceans, new research finds.

An aquatic adventure in the western Pacific island nation of Palau — home to over 300 islands — highlights the reward of ...

It differs from a coral reef, which is a network of many coral colonies. The National Geographic scientists estimate the giant coral in Solomon Islands is made up of one billion coral polyps ...

Fish swim over a coral reef in the Florida Keys / NOAA Fisheries ... deep beneath the surface of the water. Recently, the National Geographic Pristine Seas team came across an incredible discovery ...

we find a massive coral made of nearly 1 billion little polyps, pulsing with life and color,” said Enric Sala, Marine Ecologist and Explorer in Residence for National Geographic and founder of ...