If you draw with a pencil, you can tell how soft the graphite inside is. Pieces of graphite break off to leave the pencil mark. But can you imagine drawing with a diamond? Diamonds and graphite are ...

We often talk about climate change, melting glaciers, or strange landforms. But we rarely think about something that’s always around us– rocks. They don’t make the news, but they’re everywhere. We ...

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 ...

What is the rock cycle? There are three types of rocks — igneous, sedimentary, and metamorphic — that have formed over time in the Earth's different layers. A rock can begin as one type and can change ...

A little knowledge of rocks and minerals will help you identify everything from jewelry to fossils. While reading this article may not turn you into a geologist, it should give you the basic ...

Do you know a child who finds endless wonder in nature and expresses that wonder by collecting EVERYTHING, from shells to sticks to rocks? Exploring and collecting are signs of intellectual curiosity.

Astronomers have discovered never-seen-before rock types, made up of unusual ratios of minerals, within the remains of alien worlds ripped apart by their dying host stars. The research suggests that ...

States like Colorado, Wyoming and Utah may have mountains and canyons that beautifully fill picture windows, but Kansas has one type of window that makes geologists in those state’s envious. A window ...