Most marine animals form their shells from calcium carbonate, which is a tough mineral also found in limestone. Some sponges ...

Seashells are abundant along coastlines, originating from mollusks that construct exoskeletons for protection. Comprised mainly of calcium carbonate, these shells possess enduring qualities that make ...

They also don’t hear the blood going through their veins, although that is a popular misconception. What is it exactly that causes the roaring sound when the shell gets close to your ear? Children are ...

University of Cambridge provides funding as a member of The Conversation UK. Climate change in the past can tell us much about what is happening today. New research shows how plankton shells dredged ...

Sea butterflies flit through the ocean on gossamer wings, each species with a style of its own. These tiny marine snails, or thecosomes, migrate up to surface waters at night to feed and sink to ...

Having recently spent several quiet days on nearly empty beaches along the New Jersey shore, I was taken by the beauty of what had to be millions of broken shells and fragments scattered along the ...

A sea turtle’s shell is living bone fused directly to its spine and ribs. It is not a detachable shield or an external case, ...