Researchers at University of Tsukuba have identified a brain-like cluster of neurons in sea urchin larvae, traditionally ...

Young sea urchins spread neuron-rich tissue across their bodies. A new atlas shows complex neural and light sensing networks.

Found this little wolffish while spearfishing and decided to feed it a sea urchin. I know it looks bad but wolfish eats crabs and sea urchins every day. These fish are super cool and tastes delicious, ...

Sea urchins are dying across the Caribbean at a pace scientists say could rival a mass die-off that last occurred in 1983, alarming many who warn the trend could further decimate already frail coral ...

Newfoundland and Labrador's sea urchin fishery is on the verge of collapse, as the fish harvesters and divers are confined to ...

A species of sea urchin is turning parts of the south-eastern Australian coast into barren wastelands, writes Kylie Andrews. Go snorkelling or diving off most of the coast of south-east Australia and ...

Most humans experience some growing pains, but, for a young sea urchin, growing up means turning yourself inside out. New research explores the key role a familiar substance, histamine, plays in this ...

Every summer, millions of people head to the coast to soak up the sun and play in the waves. But they aren’t alone. Just beyond the crashing surf, hundreds of millions of tiny sea urchin larvae are ...

The spines of sea urchins make them look like pin cushions, but these marine invertebrates also have very sharp teeth that can dig into rock. Now researchers have discovered what makes the teeth so ...

Exactly how much human-generated carbon emissions the world’s oceans can soak up—and how this is done—is a question scientists are still pondering, but it’s accepted that the deepest seas can be an ...

When Mya Breitbart heard that something was killing off sea urchins en masse, she thought: Oh no, not again. The long-spined sea urchin—a fist-size ball of black defensive spines—is a crucial and ...

Most humans experience some growing pains, but, for a young sea urchin, growing up means turning yourself inside out. New research explores the key role a familiar substance, histamine, plays in this ...