A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

A riotous photography collection from a recent underwater mission off the coast of Chile shows new and fascinating deep-sea ...

The jellyfishlike creatures, called Velella velella, emerged Sunday along Bolinas Beach in Marin County, a visitor told the ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to ...

Lenny, the giant sea turtle was found in distress by underwater photographer Mike Papish who called the Turtle Hospital for ...

A calving iceberg exposed a region that never before had been seen by human eyes, revealing a vibrant, thriving ecosystem ...

In recent weeks, hundreds of sea lions, dolphins and other animals have turned up in the sand dead or seriously ill, alarming ...

Iceberg A-84 broke off from Antarctica and revealed a thriving community of sea creatures underneath. Now, researchers are ...

Scientists have shared footage from a rare sighting of a bluntnose sixgill shark spotted near the Phoenix Islands in the ...

One surfer, according to CBS Local Los Angeles, was attacked on Friday by one such “feral, almost demonic” sea lion afflicted ...

This is the midwater zone, a hidden ecosystem that begins 650 feet below the ocean surface and sustains life across our ...