A scuba diver until age 79, Georgette Apol Douwma photographed reefs around the world and then transformed her images into dazzling kaleidoscopic designs. Photographer Georgette Apol Douwma’s ...

Illuminated only by a full moon, underwater photographer ... Skovranova, National Geographic Acropora Staghorn-Blue coral are some of the most successful in Keeper Reef. Their light skeletons ...

A Honduran coral reef withstood a century of pollution and ... Editor's note: This story originally misidentified a species of coral in a photo caption. It has been corrected.

National Geographic produced this ... Now, in the International Year of the Reef, Doubilet is on a mission to comprehensively document the world's coral reefs. He aims to explore some of the ...

Exclusive before and after photos reveal how recent bleaching near Australia’s Lord Howe Island has dramatically changed the region’s coral reefs ... exclusive to National Geographic, show ...

An intimate portrait of a Vietnamese woman sitting next to her great-granddaughter in a dark, smoky room as she works on some ...

Established as a national park in 1992, Dry Tortugas is the third-largest coral barrier reef in the world and the ... Photograph by Dennis Frates, Alamy Stock Photo After the war, construction ...

In an expedition unlike any other, National Geographic photographer Laurent ... “colors and exuberance” like that of tropical coral reefs. Once above the ice, Ballesta says it took seven ...

In Australia, researchers are pioneering new methods to fortify coral reefs in a warming world. These tiny algae cells have been cultivated for 10 years to withstand hot ocean temperatures.