This week’s low midafternoon tides provided excellent beachcombing conditions around lunchtime. I found a variety of treasures, including pen shells, pear whelks, and hundreds of Atlantic cockles.

AMES, Iowa – Two Iowa State University graduate students are just back from the Gulf of Maine with another big catch of clam shells. Shelly Griffin and Madelyn Mette recently boarded a lobster boat, ...

Bivalves, such as clams, oysters and mussels, record seasonal environmental changes in their shells, making them living chronicles of climate history. A new study of bivalve shells has detected two ...