There are a lot of different reasons why a clam might open its shell. My friend Jonathan Robinson, a marine ecologist at Washington State University, told me all about it. If we spent some time where ...

A 2-pound prehistoric clam shell is being cited by Cape Lookout National Seashore as an example of the larger-than-average seashells washing up on the Outer Banks after Hurricane Dorian. Photos posted ...

If you're wondering what the weather was like several thousand years ago, well … there aren't going to be weather reports from back then that you can check. What there are, however, are fossilized ...

Snorkeling amid the tree-tangled rock islands of Ngermid Bay in the western Pacific nation of Palau, Alison Sweeney lingers at a plunging coral ledge, photographing every giant clam she sees along a ...