Someday, optical communications and high-speed computing might owe their success to a little ocean creature: the sea urchin. Materials scientists have fabricated a photonic crystal using a piece of ...

The pointy shell of sea urchins hides a remarkably complex neural network that resembles the brains of vertebrates, new research suggests.

A mountain of sea urchin shells, about 5000 specimens, was found in recent days by the Barracellare Company on the northern coast of Alghero. The echinoderms had been emptied, probably to obtain the ...