Geology
Geology understands how landforms were created, have changed over time, and how they will evolve. Learn more about the geologic history of Earth and more.
Erosion, Weathering, and Soils
Characteristics of Soils
Soil is a key part of our planet. They have many characteristics, each with unique features. Today, we’ll explore soil characteristics.
Inside Earth
Inside Earth: The Crust, Mantle and Core
All planets have layers. Inside Earth, we have a crust, core and mantle. Imagine a team of drillers who set out to drill a hole to the other side of Earth.
Land Surface
5 Sources of Alternative Energy
The world is rapidly transitioning towards a clean energy future. We can switch to alternative sources of energy to fuel our cars and homes.
Milestone Events
5 Steps of Fossilization
Fossilization is a process that turns once-living organisms into stone-like fossils. Today, we’ll look into the steps of fossilization.
Rocks and Minerals
How Was the Grand Canyon Formed?
Like a stack of pancakes, younger rock layers pile on top of older layers. We use the law of superposition to reveal Earth’s age and Grand Canyon geology.
Plate Tectonics
7 Major Tectonic Plates: The World’s Largest Plate Tectonics
From large to small, the 7 major tectonic plates include the Pacific, North American, Eurasian, African, Antarctic, Indo-Australian and South American plate.
Geologic Timeline
Earth Timeline: A Guide to Earth’s Geological History and Events [Infographic]
Since Earth’s creation, oceans, continents and life have emerged. From evolution to extinction, here are the geological events and history of Earth timeline
Volcanoes
6 Types of Volcano Eruptions
From the explosive power of Plinian eruptions to the calm flow of Icelandic eruptions, we explore six eruption types from volcanoes.