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

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

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 ...

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

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

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

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

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

If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.

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

This first-ever discovery could rewrite Earth’s geologic history. Geologists Accidentally Found a Ghost Plume Rising From Earth’s Mantle Skip to main content ...