Open Water Diver students learning to scuba dive at Boston University take their exam while hovering underwater in this video.

Pro tips for traveling with underwater camera and photography gear.

Sharpen your coral identification skills with these tips on how to ID smooth flower coral.

It’s easy to overlook this category of dive gear — we’ve got tips on what to buy and how to use them.

The most interesting facts about parrotfish, including their diet, size and production of sand.

Sharpen your coral identification skills with these tips on how to ID grooved brain coral.

What scuba divers can learn from freedivers on how to improve their breathing and air consumption.

Tips for underwater photographers on how to master macro composition underwater.

Sharpen your coral identification skills with these tips on how to ID pillar coral.