A mysterious and deadly disease is wreaking havoc on sea stars along Florida’s Atlantic coast, according to researchers.

In the Pacific Ocean's kelp forests, the seaweed can be taller than trees. This vital ecosystem has been disappearing largely because of the loss of sea stars. They've been ravaged by a mysterious ...

In this photo provided by the Hakai Institute, researcher Alyssa Gehman from the Hakai Institute counts and measures sunflower sea stars in the Burke Channel on the Central Coast of British Columbia, ...

University of Washington scientists continue to take steps toward replenishing the sea star population, a species that was wiped out along the West Coast more than a decade ago. The scientists spent ...