An ichthyosaur preserved beneath a Chilean glacier is helping scientists understand the extinct animals and the world around them as a supercontinent broke up.

When vacationers head into the water, they often take a quick look at the ocean floor—and for good reason. In some European ...

It's not easy to look at a sea spider and see an animal so representative of its kind that it may help scientists sort out ...

The discovery of a giant sea creature washed up on an Oregon beach recently stunned walkers and scientists. The video of the ...

Scientists have long sought to understand why sea spiders keep some of their most important organs in their legs.

Boaters got “lucky enough” to spot a plethora of sea creatures off the coast of California, spotting multiple species in one ...

Restoring underwater kelp forests by culling overgrazing sea urchins would deliver significant financial benefits, a new ...

Restoring Port Phillip Bay’s dwindling kelp forests by culling overgrazing sea urchins would deliver more than $92 million in ...