Got a great underwater image? Here's how to get it noticed by photo editors and make money from your hard work.

Taking photographs takes a diver's life. Forgetting about everything but the picture spells danger.

Lessons for Life, one of our most popular sections, teaches divers things they should always remember when hitting the water. In case there are any you've missed, here is a round-up of all the Lessons for Life from 2012.

CO testing is recommended, not mandatory, and poisonings are not recorded — but is there really cause for alarm?

Six tips on getting the most from pre-dive briefings

"I would not recommend anyone repeat what I did," says this daring wildlife photographer who fell under the spell of Russia's Kamchatka's bears.

Simplify, organize and have fun! Here are six tips to make your day on a dive boat a success.

Do you understand what your dive computer's algorithm does? Here is our easy-to-understand explanation.

It’s no fun diving with a mask that keeps filling with water every few seconds. So the first consideration when buying a mask is how well its skirt seals against your face. Despite claims to the contrary, no one mask fits all.