A section of the upper mantle and crust under the Sierra Nevada mountains is peeling away, in a process that may mimic how ...

Beneath the picturesque peaks of California’s Sierra Nevada lies a phenomenon that could change our understanding of the ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

Like a moth in a cocoon, the metamorphosis of Earth's crust from molten goop to solid land is hidden from view, leaving ...

The Earth’s mantle, a massive layer of rock beneath the crust, is the “engine” of plate tectonics. Stretching nearly 2,900 kilometers deep, it shapes much of the planet’s geology and ...

Many people envision Earth’s structure as a tidy, layered system: the thin crust on the surface, the thick mantle below, and the core at the center. But beneath our feet lies a world far more ...

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An ocean may in time develop from a rift in the Afar Triangle, in the Horn of Africa which will be close to America.

We are unsure of the nature of the strange doughnut-shaped structure discovered inside the Earth's core. We thought Earth had ...

The Tibetan Plateau, often called the "roof of the world," continues to baffle geologists and others curious about Earth’s ...