“So the clue was, ‘This temperate coral undergoes quiescence in the winter. Another word for this is … ?’” Anya Brown has spent most of her adult life around coral reef systems. Her brother, meanwhile ...

From groundbreaking research to the beauty of marine sanctuaries teeming with life, these images shine a spotlight on the ocean and the Explorers who champion it. South American sea lions (Otaria ...

This Earth Month, the travel industry is spotlighting its role in conservation, with projects ranging from restoring coral reefs to protecting endangered wildlife. National Geographic-Lindblad ...