Hundreds of new ocean species described by scientists every year—but described doesn't mean newly discovered.

The adage “an ounce of prevention is worth a pound of cure” dates back to the 18th century, but it still rings true today.

Learning sidemount diving is useful exploring overhead environments like caves or shipwrecks.

If you’ve been meaning to get scuba certified and want an extra-unique experience, consider one of these five locations for your scuba course.

Focus lights sharpen your underwater images, especially for macro photographers.

Your dive site sites and style impact fin performance, so practice to master the nuances.

ASK DAN: What is IPE, and Who is Susceptible?

You do not need to be able to scuba dive for a career in marine biology, but there are ways for the field to improve inclusivity.

Use these tips to capture stunning underwater pictures of seahorses, one of the ocean's most iconic creatures.