Normally, younger rocks are deposited above older ones, forming predictable geologic layers. In the North Sea, this process ...

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

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Earth has experienced both hot and cold periods over time, though warm times have been more common. That’s true of the last 485 million years, as seen in this timeline reported in 2024. Our genus, ...

A geologic time scale 2004 / edited by Felix M. Gradstein, James G. Ogg, and Alan G. Smith Smithsonian Libraries and Archives ...

Perhaps this is why I’ve found such resonance in the work of American geologist Marcia Bjornerud, who urges us to begin ...

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.

Artifacts from the Iron Age have revealed an intense historical magnetic anomaly in the Middle East. Could using a similar ...

Gigantic hidden fortresses discovered 1,800 miles underground in Earth's mantle, rewrite how the planet's interior works.

The University of Arkansas, Fayetteville has received more than $1 million to expand field-based geosciences learning ...

Mantle plumes were the implicit link in previous studies relating BLOBS to giant volcanic eruptions. Their shape is a bit ...

Two endowments — the McGilvery-Storm Field Experience Endowed Chair and the Endowment for Field Experiences — will allow the department to further its efforts to attract top-tier faculty and students.