Most animals reach an adult size, then spend the rest of their lives maintaining it. After maturity, their energy goes toward ...

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.

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

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 ...

PORTLAND, Ore. — The battle between sea lions, salmon and fishermen has been going on for decades on the Columbia River, but tension is growing in Longview, where it appears hundreds of them have ...

Visitors to Seaside might be surprised, and a little grossed out, to find thousands of transparent, blubbery, worm-like creatures on the beach this week. According to a press release from the Seaside ...