In the late 1700s, while inspecting a coal mine in southwest England, a young surveyor named William Smith noticed a surprising pattern: from one location to the next, rock layers (or "strata") were ...

Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

Researchers have discovered a previously unknown species of otter from 11.4-million-year-old strata at the Hammerschmiede fossil site. Researchers from the Universities of Tübingen and Zaragoza have ...

RIVERSIDE, Calif. — Peter M. Sadler, a professor of geology at the University of California, Riverside, has received two prestigious honors: He has been awarded the 2012 ICS Medal of the International ...

An incredible fossil haul unearthed in Colorado could finally bridge the gap between the extinction of the dinosaurs and the reboot of life after that epoch-ending asteroid impact. Helping to answer ...

Learn how the fossils of ancient organisms help scientists navigate deep time — and uncover Earth’s hidden history. In the late 1700s, while inspecting a coal mine in southwest England, a young ...