Photo of the Day

Picture of a scientist scuba diving among coral in the Red Sea

January 3, 2022 | Sea Diving

Ichthyologist Eugenie Clark scuba dives in the Red Sea, looking for bioluminescent fish nicknamed "flashlight fish." Clark authored the November 1978 story this photo appeared in—one of a dozen articles she wrote to educate the public on underwater worlds.
Photograph by David Doubilet, Nat Geo Image Collection