Most seals give birth to a pup around the same time each year, and wean them and send them on their way within 12 months in ...

Marine animals living in the cold, dark depths of the ocean are interconnected across the world by a hidden “superhighway”, a groundbreaking new study suggests. The research, published in the journal ...

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 ...

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.

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 ...