Dive to places uninhabitable by humans and encounter regal whales and colorful reef life. Ocean Animals features the world’s most charismatic animals that inhabit a realm humans can only fleetingly ...

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.

A team of MIT geochemists has unearthed new evidence in very old rocks suggesting that some of the first animals on Earth were likely ancestors of the modern sea sponge. In a study appearing today in ...

For centuries, humans have struggled to study the vast, deep, and often inaccessible regions of the ocean. Traditional research vessels and satellites provide valuable data, but they have limitations.

This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans. Black seadevil anglerfish (Melanocetus johnsonii) are deep-sea ...

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 ...

A global study finds that everyday boat traffic can disrupt ocean animals like whales, sharks, and sea turtles - even without collisions.

Thousands of marine species from microscopic zooplankton to the largest cetaceans rely on sound for survival and many have evolved unique oral and aural adaptations. Understanding them better could ...