Why Florida Sea Turtles Are Turning Into “Chilly Popsicles” During a Rare Cold Snap
A rare Florida cold snap left hundreds of juvenile sea turtles cold-stunned in shallow lagoons, prompting a rapid rescue and rehabilitation response that offers a rare look inside the delicate, hands-
Sea Otter Conservationist Chanel Hason Named July '25 Sea Hero

Learn more about how one rescue diver–turned-conservationist is working to bring a thriving sea otter population back to the Oregon coast.

Best Destinations for Healthy Marine Life

We asked, and our readers told us: These three locations earned top marks for their healthy marine life, something every diver wants when they splash down.

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Recent Articles

Saving Indonesia's Endangered Sharks

Scalloped hammerhead sharks and wedgefish are facing extinction, partly due to being caught and sold for their fins. This program gives local fishermen incentive to set those species free.

Exploring the Falkland Islands' Flourishing Kelp Forests

On a recent expedition aboard the National Geographic Endurance, one diver explores the lush biodiversity in the Falkland Islands' surrounding waters.

Why Do Fish Travel in Schools?

When survival is the goal, greater security comes with numbers. Here, we're taking a closer look at schools and shoals—plus, we'll tell you how to capture the best underwater photos.

How to Photograph Pelagic Sharks

Pro Photographer Jay Clue shares some simple tips for getting epic photos of Oceanic White Tips and other pelagic sharks.

Discovering Patagonia's Winged Comb Jelly

On an expedition to South America, one diver experiences a rare encounter with a brand-new species of comb jelly—the pinnate winged comb jelly.

What Are the Best Schools to Study Marine Biology?

In this edition of “Ask a Marine Biologist,” Dr. David Shiffman gives aspiring marine scientists things to consider when looking for in a college or university.

7 Liveaboards to Book if You Love to Learn

Liveaboards provide unique opportunities for immersive diving experiences. These expeditions take things one step further and invite guests to participate in marine research while they explore.