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University of Houston researchers John Suppe, left, Jonny Wu and Yi-Wei Chen have reconstructed the ancient plates under the Andes Mountains. Credit: University of Houston

Scientists reconstruct ancient lost plates under Andes mountains

Planktonic foraminifera, such as these collected in the Gulf of Mexico, form the base of many marine and aquatic food chains.

Climate, life and the movement of continents: New connections

Plate Tectonics

Enhanced views of Earth tectonics

Earth's mantle (dark red) lies below the crust (brown layer near the surface) and above the outer core (bright red).

A wrench in Earth’s engine: Stagnant slabs

Plate Tectonics

Plate Tectonics May Have Been Active on Earth Since the Very...

This graphic shows how the ancient land masses of Laurentia, Avalonia and Armorica would have collided to create the countries of England, Scotland and Wales.

Geologists reveal ancient connection between England and France

Paleogeographic scenario for the Jiachala Formation. a) Jiachala Formation, b)&c) other trench deposits to the west.

Upper Cretaceous trench deposits of the Neo-Tethyan subduction zone

Southern Japan on Feb. 3rd, 2011, showing the active cones of Kirishima (Shinmoedake) and Aira caldera (Sakurajima) volcanoes.

Study finds deep subterranean connection between two Japan volcanoes

Earth

Scientists propose solution to ‘Gaia puzzle’

Nuvvuagittuq, Canada

Earth could have supported continental crust, life earlier than thought

Earth's crust, mantle and outer core interactions.

New insight into Earth’s crust, mantle and outer core interactions

A 3D computer model of the asthenosphere by Rice University geophysicists finds that the convective cycling and pressure-driven flow can sometimes cause the asthenosphere to move even faster than the tectonic plates riding atop it.

Flow in the asthenosphere drags tectonic plates along

Cifelliodon wahkarmoosuch

Utah fossil reveals global exodus of mammals’ near relatives to major...

The Galicia group -- from left, Rice graduate student Nur Schuba, alumnus Ara Alexanian and graduate research assistant Mari Tesi Sanjurjo -- discuss the northwest portion of the 3-D seismic volume at Rice's Visualization Lab.

Sub-sea rift spills secrets to seismic probe

Lake Urmia (LU), its water level over time, and the survey area of the four satellites are shown, along with a topographic map of Iran and a sketch of the Lake Urmia Causeway.

Keeping an eye on the soundness of structures

continents

Formation of supercontinents and strength of ocean tides

Geologist identifies hidden clues to ancient supercontinents, confirms Pannotia

Volcanic Eruption

Scientists helping to improve understanding of plate tectonics

IODP Expedition 381 collected 1.6 kilometers of sediment core from the Corinth Rift in Greece.

International ocean drilling expedition obtains unique record of plate tectonic rifting...

Cratonic lithosphere with a high-density root undergoes delamination when perturbed by mantle plumes from beneath. The removed cratonic root then thermally grows back, with its rock fabrics preserving recent mantle deformation.

Continental interiors may not be as tectonically stable as geologists think

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