When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

The ocean holds secrets of life on Earth. Marine animals are incredibly diverse. Their biology lets them survive in harsh underwater environments. Over millions of years, these creatures have evolved ...

Scientists in Singapore found a sea animal with 96 arms and discovered a new species, a study said. Photo shows a representative beach in Singapore. Photo from Christoph Theisinger via Unsplash ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to change behavior—and the danger it poses. Rescuers capture a sick sea lion in ...