Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

The formation of Heart Mountain near Cody is a story of a block of rock the size of Rhode Island moving at 700 mph, an ...

Measuring shells and skeletons encased in thousands of limestone samples has revealed that the sheer amount of living stuff ...

Mantle plumes are important geologic processes—they interact with plate tectonics, create rich mineral deposits, and even ...

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or ...

Fossils from Earth’s biggest extinction reveal forest collapse triggered runaway warming - offering a warning for today’s ...

Discover how scientists found and dated the oldest rocks on the planet, and why studying them can help explain how life on ...

Strata: Stories from Deep Time’ explores the origins of the air we breathe and untangles some of our planet’s oldest stories.

The Denver Museum of Nature & Science already houses a vast trove of dinosaur bones, but it recently received an unexpected ...

Volcanic eruptions at Earth's surface have significant consequences. Smaller ones can scare tourists on Mount Etna or disrupt ...

In the remote reaches of Arizona s Petrified Forest National Park, scientists have unearthed North America's oldest known pterosaur a small, gull-sized flier that once soared above Triassic ecosystems ...