As human activity grows in the Arctic, underwater noise is spreading through icy waters, disrupting how many animals ...

University of Queensland hearing tests conducted across kilometers of ocean off the Australian coast show humpback whales ...

Sea creatures make some of the scariest noises you can imagine, and when you're blind like me, you tend to imagine the worst.

Research suggests that dolphins develop a lifelong vocal “name.” Here’s how they evolved this high level of social identity, once thought to be uniquely human.

Scientists filmed a squid covering itself in mud and holding its tentacles upright, using camouflage that helps it hide on the ocean floor.

Like so many mini submarines equipped with sonar, they deftly navigate dark forests and caves by listening for the echoes of ...

Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure ...

The Arctic is experiencing a steady rise in human-generated underwater noise as melting ice and increasing activity open the ...

While the Trump administration frames deep-sea mining as a ‘core national security and economic interest,’ dozens of ...

Watching an octopus punch an annoying fish is hugely satisfying to frustrated humans. And other animals do the ...

Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their lives. But changes in the ocean's chemistry could put those weapons at risk.

Learn how the harbor seal became Rhode Island’s state animal and what this whiskered swimmer says about the Ocean State.