Minerals aren’t just in rocks—they’re in your house, your food, even your body! From aluminum cans to toothpaste, and calcium to iron, discover how minerals shape the world around us and why they’re ...

Test your rock & mineral smarts—are you a Rock Star? Think you know rocks and minerals? Take the Science Trek quiz! Test your smarts on gold, salt, Earth’s oldest rocks, gemstones on Mars, and the ...

Beyond their glittering facets and rugged textures, rocks and minerals hold the Earth's deepest memories: of stellar ...

Whether you're an avid rock collector or simply interested in the world around you — this new tool is designed to make ...

Earthquake faults deep in the Earth can glue themselves back together following a seismic event, according to a new study led ...

Like many abandoned mines, the Eureka uranium mine in northern Spain is a maze of long, dank tunnels. Water seeping down the walls carries dissolved substances that percolated through rocks overhead.

Earth is about 4.54 billion years old, but only a few rocks survive that were formed at the onset of the planet's history.

How hard is a diamond? What is the difference between granites and garnets? Minerals are the building blocks of rocks. They are inorganic, crystalline solids with a known chemistry. Examples of ...