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Inside Earth

Earth Tomography: How Seismic Waves Travel Inside Earth
Geology | Inside Earth

Earth Tomography: How Seismic Waves Travel Inside Earth

We can’t physically go inside the Earth. But we use seismic tomography from earthquakes to see inside our planet. From Earth tomography, we create 3D models.

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What is Radioactive Decay Inside Earth?
Geology | Inside Earth

What is Radioactive Decay Inside Earth?

Four radioactive isotopes inside Earth account for 50% of its internal heat. Like a slow cooker, they slowly release heat within the planet keeping it warm.

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Mantle Convection: Earth’s Plate Tectonic Conveyor Belt
Geology | Inside Earth

Mantle Convection: Earth’s Plate Tectonic Conveyor Belt

Under the rigid layer of rock we live on, the Earth is plastic & more dense. Because of its fluid properties, mantle convection can occur within the Earth.

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5 Asthenosphere Facts: What is the Asthenosphere?
Geology | Inside Earth

5 Asthenosphere Facts: What is the Asthenosphere?

The asthenosphere is the unsung hero of our planet. This plasticky layer 80 to 200 km beneath Earth provides the necessary lubrication for plate tectonics.

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Earth Crust: Oceanic Crust vs Continental Crust
Geology | Inside Earth

Earth Crust: Oceanic Crust vs Continental Crust

Earth’s crust is all around us. It’s the layer we live on. But did you know that Earth’s crust is composed of oceanic and continental and oceanic crust?

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Inside Earth: The Crust, Mantle and Core
Geology | 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.

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