Geology Fundamentals

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Geology is the science that explores how the Earth was formed, how it changes, and what its physical materials reveal about the planet’s long and complex history. From the deep interior of the Earth to the landscapes we see on the surface, geology connects every process that shapes our environment. It explains earthquakes, volcanoes, mountain building, erosion, sedimentation, and the formation of rocks and minerals, giving us a complete picture of how our world works.

Structure of Earth

Our planet may look peaceful from space, but beneath its surface lies a restless interior filled with heat, motion, and complexity. The structure of...

Rocks That Float on Water: Types, Formation, and Examples

When you drop a rock into water, you usually expect it to sink. Most rocks are denser than water, so they quickly settle to...

Why Is My Rock Magnetic? 8 Common Magnetic Rocks and Minerals

When you bring a magnet close to a rock and notice that it is strongly attracted, the result can be surprising. If the rock...

Gold or Pyrite? 7 Simple Tests to Tell the Difference

When you notice bright, yellow, metallic-looking particles inside a rock, it is natural to wonder whether you have found gold. This is especially common...