A new University of Hawaii study looked at subsidence, or the rate at which the islands sink, and compared it against sea level rise.

After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

Over a million years ago, thanks to some well-placed tectonic plates, and volcanic activity, the islands today known as Hawaii rose from the depths of the ocean, eventually becoming home to early ...

Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight?

Hawaii faces a major tsunami risk, but 24/7 monitoring and evacuation plans help keep residents safe. Learn how experts track ...

What's Buried Beneath Hawaii's Busiest Cliff? (Underwater Metal Detecting) While scuba diving in the ocean of Hawaii, with my underwater metal detector, I found some amazing treasure!

A 54-year-old man died after a “rogue wave” carried him into the ocean while he was at a tidal pool area with family in Hawaii, police said. Royden Daikawa of Hilo struggled to swim back to shore ...

consider spending some time at the Maui Ocean Center. This facility helps visitors learn about Hawaii's underwater ecosystems and offers a variety of ways to get up close and personal with the ...

The tallest volcano in Europe, Italy's Mount Etna, and the world's most active volcano, Kilauea in Hawaii, erupting again.