Learn how bacteria inside marine snow may dissolve shell minerals and influence how the ocean stores carbon.

One hundred thousand years ago, a human cousin walked a rock- ribbed beach along the Mediterranean Sea, her head lowered and her large eyes scanning the shoreline. Now and again she stopped, bent her ...

Several times over the past months we’ve noted the anticipated effects of ocean acidification. As the atmosphere’s carbon dioxide content increases, some of it mixes with ocean water, forming carbonic ...

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 ...

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 ...