This lifeform’s extraordinary biology could hold the key to anti-aging breakthroughs.

Ancient forests may have fueled a deep-sea oxygen boost nearly 390 million years ago, unlocking evolutionary opportunities for jawed fish and larger marine animals. New isotopic evidence shows that ...

An entire world lives deep under the ocean’s surface, far from human notice and as bustling as any city. Animals such as tubeworms and clams live crowded around plumes of methane that bubble up ...

Sharks are often imagined as massive, powerful predators cruising through open water, but not all sharks are great ...

Researchers found that sediment discharged during mining operations could harm marine life in the midwater "twilight zone," a key habitat between 200 and 1,500 meters below the surface that supports ...