One determined diver achieves her dream of going nose-to-nose with an apex predator in its natural habitat. Here’s how you can dive with leopard seals in Antarctica too.

The new jelly was spotted off Rhode Island while the shark was discovered between Antarctica and Africa.

In this edition of Ask a Marine Biologist, Dr. David Shiffman answers a question about what’s still lurking in the deep.

The endangered whale shark is as mysterious as it is enormous. Here’s how you can swim with whale sharks in Mexico.

The flamboyant aggregation of cuttlefish in Whyalla, Australia draws divers down under year after year. This is what it's like to experience it yourself.

These marine “friends” have found ways to not only coexist but provide a benefit to their partner.

Meet the fastest, strongest, and most enduring animals in the ocean.

The young dolphin spent an entire dive dazzling divers in the Bahamas.

During a six-day shark Field School in Miami, learning how to perform a shark biopsy and draw its blood (for science) turns this diver into a stronger ocean advocate.