In Sharks Up Close with Bertie Gregory, Bertie Gregory heads to South Africa for his most dangerous mission yet: diving ...

Watch Nat Geo for free with a three-day trial to Hulu + Live TV, which comes bundled with Disney+ and ESPN+, starting at ...

Lung cancer among never-smokers is rising worldwide. In one U.S. study of 12,000 lung cancer patients, the share of people who didn’t smoke rose from 8 to 15 percent over twenty years. A British ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

Although sharks aren’t the mindless man-eaters they are sometimes made out to be, experts know that staying safe involves ...

Namibia is a southwestern African nation roughly twice the size of California, known for having the world’s oldest desert.

From the Făgăraș Mountains of Romania to the teeming sea cliffs of St Kilda in Scotland, Europe is still home to staggering displays of summer wildlife. Whether you’re searching for sperm ...

In terrain that pushes your limits, National Geographic photographer Jody MacDonald captures what it means to truly show ...