The Quarry Trail (Q1, Q2) takes visitors through the bottom of the abandoned quarry. The rock walls surrounding the quarry bottom are composed of limestone. Limestone consists mainly of calcium ...

When Ashby Gale, the owner of Charleston Fossil Adventures, found a teardrop-shaped oyster shell encrusted in concrete-like limestone on South Carolina’s Folly Beach in 2015, he knew it was special.

Idaho National Laboratory is perhaps best known for innovative research that helps shape the clean energy economies of today and tomorrow—and for good reason. But while much of the laboratory's work ...

JOPLIN, Mo. — Although you may be familiar with the abundance of wildlife the Show-Me State currently has to offer, you might not have to go far to explore Missouri’s prehistoric inhabitants. Let’s ...

Like most people, you have very likely heard the word limestone. We use the word frequently in Windows Through Time. But do you really know what a limestone is? If you saw one, could you identify it?

Fossils from giant tortoises, armadillos and other Ice Age-era species challenge previous assumptions about the region’s ...