An analysis of the provenance of the Matarrubilla stone, a large megalith at Valencina in Spain, indicates that the ...

Monument Rocks Chalk Pyramids in Kansas offer one of the best fossil hunting experiences in the Midwest. Explore ancient sea ...

Paleontologists have identified a new ancient reptile from the Solnhofen limestone slabs, thanks to a chance discovery. A ...

Carved from stone over thousands of years, caves are nature’s underground masterpieces. Here’s the wild process that turns solid rock into surreal worlds—math errors and all.

Tucked away in Huntingdon County, Trough Creek State Park showcases rock formations so uniquely spectacular that geologists get misty-eyed just thinking about them, yet somehow this 541-acre ...

In terrain that pushes your limits, National Geographic photographer Jody MacDonald captures what it means to truly show ...

A new lucentamycin analogue, lucentamycin E (5), was isolated from the culture broth of the marine-derived actinomycete Nocardiopsis lucentensis, strain CNR-712. The absolute stereostructure of 5 was ...

Civilizations from Stone Age Scotland to the eighth-century Maya to 13th-century African empires have used dry stone walling ...

Marinostatin is a unique protein protease inhibitor containing two ester linkages. We have purified a 12-residue marinostatin [MST(1−12), 1FATMRYPSDSDE12] and determined the residues involved in the ...

Nature doesn’t follow blueprints, and sometimes the result is strange enough to stop you in your tracks. Around the world, ...