Spectacular marine fossils tell the story of the long-gone Western Interior Seaway and the planet’s past aquatic life ...

Millions of years ago, South Dakota was covered by a vast inland sea. This ancient seaway supported diverse marine life, ...

Skeleton season may be just around the corner, but the skeleton age dawned with the early Cambrian Period, about 538 million to 506 million years ago. In this time span, most major animal groups ...

Rhode Island beaches offer a variety of finds for beachcombers, including sea glass, shells, rocks, and even fossils. Popular spots include Sachuest Point for rocks and shells, Barrington Town Beach ...