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 water.

Beneath sea urchins’ exterior spines, rounded skeletons called tests are jewels of color, texture, and symmetry. There are hundreds of urchin species, and they’re found in every ocean on Earth, from ...

My longtime boyfriend and I broke up a few years ago. Since then, I’ve barely touched another body. I don’t know why, exactly. Maybe it was the pandemic, middle age, fear — or all three. I used to ...

The turquoise water of Hōnaunau Bay in Hawaii, an area popular with snorkelers and divers, is teeming with spiny creatures that threaten to push the coral reef “past the point of recovery,” new ...

Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star. That’s the plot line coming from a small upstart research facility in Moss ...

Thousands of sea urchins have mysteriously washed up dead on a French island in the Indian Ocean, leaving scientists perplexed. Around 5,000 urchins have washed up on the western side of Reunion ...

Pandemic killed off sea urchins in the Red Sea Linked to pathogen which kills fast and violently Sea urchins feed on algae that block out sun if unchecked Researchers warn pandemic heading towards ...

A woman has captivated attention online after a surfing trip in February led to weeks of pain and immobility—and then surgery in March. Pilates instructor Christina Black, 40, was surfing in her usual ...