The ocean is one of Earth's greatest mysteries, with miles of unexplored terrain that scientists are still trying to uncover.

Dive into the crystal-clear waters of Hawaii’s Big Island and swim alongside majestic honu (sea turtles) in stunning 4K. A relaxing underwater escape! 🐢 ...

State dive teams at Anini Bay on Kauai remove non-native corals believed to have been dumped from a saltwater aquarium. Select an option below to continue reading this premium story. Already a ...

State officials Monday launched a new campaign to prevent the illegal dumping and spread of non-native marine aquarium species in Hawaii waters. The weeklong “Don’t Let It Loose” campaign aims to ...