Freshwater and sea turtles may look similar, but neither one could survive in the other's territory for these reasons.

Deep sea mining has disastrous consequences for marine life, many of which are still unknown to oceanographers.

More than 5,000 animal species previously unknown to science live in a pristine part of the deep sea. Their home — called the Clarion-Clipperton Zone — sits in the central and eastern Pacific Ocean ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

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 ...

A sample of ocean crust, turned upside down, reveals tubeworms and other organisms. Mónika Naranjo-Shepherd / Schmidt Ocean Institute CC BY-NC-SA 4.0 In summer 2023, researchers deployed a ...

NARRATOR: Just across the Golden Gate Bridge from San Francisco, there is a hospital unlike any other. FELICIA NUTTER (Staff Veterinarian): This is definitely cutting edge. NARRATOR: While its ...