This year at the Tucson gem shows, you can see everything from a complete woolly rhino fossil, to large silver specimens on ...

The display includes a lab in which visitors can interact with researchers.

Scientists discovered exceptionally preserved Ediacaran fossils in sandstone, revealing how soft-bodied organisms survived ...

A rare fossil discovery in Ethiopia has pushed the known range of Paranthropus hundreds of miles farther north than ever before. The 2.6-million-year-old jaw suggests this ancient relative of humans ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Ancient fossils reveal the oldest known vertebrates had four eyes. Remarkably preserved fossil specimens show they could see ...

While it shares features with modern humans, H. habilis also has traits that would have given it an advantage in climbing ...

Iron-rich rocks at McGraths Flat preserve Miocene rainforest life in remarkable detail, reshaping ideas about how and where exceptional fossils form. Beneath agricultural land in the central ...

Long before dinosaurs, Earth’s forests were ruled by a many-legged giant. Here’s why this millipede’s size still challenges ...

Few know about this gigantic Arizona cave, where a hidden beach waits to surprise adventurous visitors seeking something ...