If you’ve ever studied geography, looked at fossils in a museum, or even looked up at a craggy cliffside or a steep mountain, you’ll know that rocks usually take millions of years to form. However, ...

This is a preview. Log in through your library . Abstract The main goal of the study was to determine the diversity of the potential nitrogen-fixing (PNF) bacteria inhabiting agricultural (A) soils ...

These serpentine rocks are rich in chromium-3, which is harmless as-is but can be transformed into a contaminant by wildfires. EUGENE, Ore. — Dec. 15, 2025 — In the wake of wildfire, a vital ...