Dolphins aren't the only animals that use tools — octopuses and otters do too.

Ignoring mild joint pain sends a diver from the airport to a decompression chamber.

Topside and underwater tips to stay warm while scuba diving.

The light of the moon can shape hunting, mating and more in the ocean.

Play with the ocean's diversity and photographic technique and you will create one-of-a-kind images.

The PADI Ice Diver specialty covers the skills you need to appropriately manage your risk and confidently venture beneath the ice.

"These are the perfect tool to expand the field of view on compact cameras."

Diving the skeletons of sunken watercraft can be riveting, but it requires a specific set of skills.

A freediving accident drives home why you always need to dive with a buddy.