Earth's crust

Simulation of an asteroid impact on the ancient Earth and of basalt-rich and -poor regions in the mantle.

The asteroid bombardment that delayed the formation of continents on the ancient Earth

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New research suggests that asteroid impacts during the Hadean period were not just local, short-lived events. The energy they delivered deep into the Earth heated the mantle, increased crustal melting and recycling, and delayed the emergence of
In 2020, researchers installed one of 1,800 temporary magnetotelluric stations in Grant County, New Mexico, to test the electrical conductivity of rocks deep below the surface. Credit: Sarah Watson / Green Geophysics

Map of the US Deep Sea Reveals Ancient Continental Divide Beneath the Appalachians

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A magnetotelluric array deployed for nearly two decades has revealed an exceptionally resistant rock body, known as the Piedmont Resistor, which may be a remnant of the breakup of Pangaea.
Cross section showing how continents slide under each other. Image: NASA

Is life also responsible for the creation of the continents on Earth?

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A four-legged robot learned to change its movement style to traverse a forest and jump over obstacles

The oldest rocks on Earth have been found

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A four-legged robot learned to change its movement style to traverse a forest and jump over obstacles

Explore the depths

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