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

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 ...

Ask people who have strolled the Gulf Coast beaches of Florida and they'll tell you "shelling" is a serious pastime, with thousands of beachgoers sifting daily though miles of shells left behind by ...

A version of this story was originally published in 2023. Before you hit the Jersey Shore this summer, it may be wise to think twice if you happen upon a massive whelk shell on the beach that your kid ...

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Before you hit the Jersey Shore this summer, it may be wise to think twice if you happen upon a massive whelk shell on the beach that your kid wants to take home. Or even a live sand dollar, which ...