I was lonely. Something needed to change. That’s how I found myself diving for sea urchin. For thousands of years, the Japanese have considered uni, the edible part of a sea urchin, an aphrodisiac.

South of Tampa Bay, in Florida, wedged between a quiet neighborhood and a mangrove forest, custom-designed aquariums are home to thousands of sea-urchin larvae that tumble and drift through the ...

Watch the clip, then read on to discover exactly what is happening and why the fish finds the sea urchin so tasty. Sea Urchins on the Sea Floor Sea urchins’ mouths have five teeth.

A success at Scripps in San Diego means scientists can run experiments on painted sea urchins, potentially unlocking new discoveries in biology.

The Pacific purple sea urchin's appetite for kelp threatens marine ecosystems along the California coast as it ravages the "lungs of the ocean." The solution, biologists say, might be on our plates.

Scientists are in a race right now to save underwater kelp forests along much of the California Coastline that are being devoured by a species of sea urchin. Researchers say the bull kelp forests ...

A Graduate Student’s Research Could Help Stop the Spread of Invasive Seaweed in Hawai’i For the first time, using cryopreservation to freeze sea urchin embryos may help restore coral reefs ...

A mysterious epidemic that began in the Mediterranean at the start of the year looks set to wipe out all of the Mediterranean and Red Sea’s urchins, and possibly their coral reefs too.