That’s why National Geographic and Rolex have partnered to support trailblazing scientific research, expeditions, and solutions to increase our understanding of the threats facing the planet’s ...

The "mega" coral is 112-feet wide, 105-feet long and 18-feet high, making it larger than a blue whale, the world's largest ...

This story appears in the June 2017 issue of National Geographic magazine ... beginning,” he tells me with a grimace. He grabs his video camera from the dive boat and disappears underwater ...