Geologic Processes
Geological processes have helped to create many iconic features on Earth. Processes, such as plate tectonics, are what shapes the face of the Earth. Here you can discover the power of geological processes. See more »
what's inside: geology
Geology is the study of the composition and physical properties of rocks, minerals, gems and other related earth materials, including diamonds and crystals. Scientists gain an understanding of the Earth's history by studying its composition.
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Geologic Time Scale
The geologic time scale provides evidence of some of the major events that have helped to shape our planet. Here you can learn all about the geologic time scale. See more »
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Geologists
Geologists are important to the advancement of geology. These scientists study the makeup of the Earth and its geologic processes. Here you can learn about geologists. See more »
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Geology Terms
Geology terms helps us to explain the phenomena that occurs above, below and on the surface of Earth. These terms can help you gain a better understanding of geology. Learn more geology terms here. See more »
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Minerals
Minerals have a broad range so much so that they have their own discipline of study called mineralogy. These essential elements often have complex processes that lead to their formation. See more »
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Paleontology
Paleontology is a historical science focused on explaining life on earth. The study of fossils can help us answer the question of where we came from. See more »
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Petrology
Petrology is a discipline of geology that studies rocks, minerals and the processes that act on them. Scientists focus on the formation of rocks in this field of science. See more »
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featured articles
How Moissanite Jewels Work
Diamonds are beautiful and popular - but not everyone can afford these gems. While man-made versions are less expensive, most lack the luster and brilliance of the real thing, except moissanite. See how it compares!
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videos: geology
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How Watersheds Work
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How do scientists determine the age of dinosaur bones?
Every time a new fossil is found, one of the first things scientists determine is how old that fossil really is. But how do they determine it, and how can they be completely accurate?
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