Sri Lankan conservationist’s group mobilizes and educates volunteers to address marine environment concerns in his home country.

In honor of Earth Day, here's a roundup of marine animals that help us fight climate change and help the entire planet.

A quick guide on Marine Protected Areas and Marine Reserves for divers who want to make a difference. These vital areas provide habitat protection, increased species diversity and excellent diving opportunities.

More than 30 years of marine conservation work led PADI Pro Carl Charter to shift his focus to what really matters: marine education, and creating opportunities for everyone to experience the beauty and wonder of the ocean.

In this edition of Ask a Marine Biologist, Dr. David Shiffman answers questions recently sparked by a frozen shark found in Cape Cod.

Undersea explorer and educator Joe Dituri sets out to break the Guinness World Record for the longest underwater habitation while conducting groundbreaking research in biomedical and marine science.

University of Miami researchers report that some coral reefs in the tropical Pacific Ocean could defy projections of imminent extinction thanks to their ability to adapt to changing conditions.

For her dedication, many talents and passion for restoring species in her local community, Nancy Caruso is our March Sea Hero.

Alexandra Owens used to be scared of sharks—terrified actually. Once she learned to dive, the fear slowly put itself to rest. Here's her story.