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Cutaway wedge of Earth showing the core and its layered interior beneath a cracked outer crust

Earth ScienceGuide

Earth’s Interior Is the Engine and the Continents Are What It Drives

Earth structure and plate tectonics work as one system: a layered interior that drives a broken, moving surface. Here is how we know, and what it builds.

22 min read

Field notes

Hand-picked from the archive: the explainers readers cite, link, and keep coming back to.

Earth & sky

The planet underfoot and the atmosphere above it, from bedrock and volcanoes to storm fronts and map lines.

Earth systems

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Earth Science /

Mafic Vs. Felsic Rocks: Know the Difference

Classification of rocks, minerals, and magma based on the silica content present in them defines them as either mafic or felsic. Learn more about the Mafic vs. Felsic geological classification through this ScienceStruck article.

4 min read

Weather & climate desk

Weather & ClimateGeography

The living world

Cells, species, and ecosystems, beside the curious facts that hold up to checking.

Life, observed

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Matter & reactions

Elements, compounds, and the reactions that run the world, with experiments you can actually try.

The chemistry shelf

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From the lab bench

Science Projects

Physics & technology

The laws of energy and motion, beside the machines and instruments built on them.

The measurement desk

PhysicsMath

Technology in practice

TechnologyInventions

Latest articles

The newest additions across every ScienceStruck shelf.

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