If your dream vacation involves fins and a splash, you're in for a treat. This lineup of snorkeling destinations covers ...

The National Geographic May 2025 programming includes Tucci in Italy, Genghis Khan: The Secret History of the Mongols, and more.

A beluga whale is hard to mistake for a mermaid unless you're at sea for months, and it's the first thing you see. Here's how ...

A colossal squid has been caught on camera for the first time in the deep sea by an international team of researchers ...

Striking historic drawings of the Great Barrier Reef found in an old, waterlogged book capture the spell this underwater world has put on people for centuries.