SCIO — When Rose Schatz talks about finding new rocks to polish, her face lights up like a kid at Christmas.

X-ray diffraction to obtain high-resolution maps of intra-granular stress in the sandstone. By combining stress mapping with stepwise compression, the team observed increasing stress heterogeneity ...

An engraved panel from Aswan may show one of Egypt's earliest political elites. It reveals how rulers used art to claim space ...

There, in the basement of a stuffy government office in Germany, was a pile of six yellow lumps. But these old rocks were one ...

Rabah Arezki & Rick van der Ploeg consider how resource-rich countries can defend their interests amid rising demand for ...

The Kremlin has commented on Donald Trump's decision to boost weapons shipments heading to Ukraine. Elsewhere, the EU has failed to approve a new sanctions package on Russia. Follow the latest below.