Across tropical and subtropical seas, a quiet biological crisis is unfolding as vast populations of reef‑grazing sea urchins ...

A mass sea urchin die-off has pushed Canary Islands populations to historic lows, with scientists warning of long-term reef ...

Sea urchins are dying off worldwide from an unknown disease, threatening reef balance and sparking urgent efforts to identify the pathogen.

Sea urchins are ecosystem engineers, the marine equivalent of mega-herbivores on land. By grazing and shredding seaweed and ...

Researchers have shown that a 2022-2023 mass mortality event has driven previously abundant populations of Diadema africanum ...

That sharp jab may seem minor, but experts reveal the truth. Sea urchin stings can cause damage that lingers long after the pain fades.

Plan the parade. Kiss your sweetie on the mouth. Send a local street urchin to acquire a goose for the feast. The Chiefs’ ...

This is the season of giving. We buy gifts for our family and friends who may have more than we do; it is more gift ...

Over the past few years, and again more recently, we have been hearing about a growing concern along our coastline. The once ...

Can you tell me what's eating the leaves on this small tree? Not sure what kind it is; I've grown it in a pot since it was a ...

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

Here are The Associated Press’ Film Writers Lindsey Bahr and Jake Coyle's picks for the best movies of 2025: ...