Tiny mineral inclusions picture for the first time oxygen accumulated in the atmosphere and changed the composition of the mantle. Credit: Hugo Moreira / Nature Geoscience

New research reveals Earth’s ancient ‘breath’

Oxidised apatite inclusions. Credit: Dr Hugo Moreira

New research reveals connection between Earth’s atmospheric changes and mantle chemistry

Earth

Deep earthquakes could reveal secrets of the Earth’s mantle

Ol Doinyo Lengai volcano in Tanzania, a source of carbonate-rich magma.

Geologists publish new findings on carbonate melts in Earth’s mantle

New Curtin University research on the remixing of Earth's stratified deep interior suggests that global plate tectonic processes, which played a pivotal role in the existence of life on Earth, started to operate at least 3.2 billion years ago. Credit: Professor Zheng-Xiang Li

Remixed mantle suggests early start of plate tectonics

Calculated lattice thermal conductivity of MgSiO3 postperovskite (PPv) and bridgmanite (Brg) under the Earth’s lowermost mantle conditions. Credit: Ehime University

Heat transport property at the lowermost part of the Earth’s mantle

Structure layers of the earth.

Scientists Find Iron ‘Snow’ in Earth’s Core

This image shows the divisions between Earth’s layers. The ancient, continent-sized rock regions encircle the liquid outer core. Credit: Lawrence Livermore National Laboratory

New study suggests gigantic masses in Earth’s mantle untouched for more...

The mineral olivine contains melt inclusions (black dots), just a few micrometers in size. The geochemists isolated these inclusions and investigated the isotopic composition with mass spectrometers. Credit: Münster University - Felix Genske

Geochemists measure new composition of Earth’s mantle

A mineral map of a cumulate mineral sample.

How Earth’s mantle is like a Jackson Pollock painting

Snapshots of numerical modeling of the moon’s formation by a giant impact. The central part of the image is a proto-Earth; red points indicate materials from the ocean of magma in a proto-Earth; blue points indicate the impactor materials.

Magma is the key to the moon’s makeup

Earth

Better model of water under extreme conditions could aid understanding of...

Earth's crust, mantle and outer core interactions.

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

Earth experienced multiple large impacts; the high-pressure and -temperature conditions caused pockets of core and mantle partitioning that persist as chemically distinct today.

Earth’s core and mantle separated in a disorderly fashion

New research from The University of Texas at Austin adds evidence to a theory that claims the metallic cores

Trickle-down is the solution (to the planetary core formation problem)

The mantle beneath Earth's mid-oceanic ridges contains heterogeneous blobs of material

Research reveals the scale at which Earth’s mantle composition varies

Kaolinite sinks into the subduction zone with the oceanic plate.

Clay mineral waters Earth’s mantle from the inside

An illustration from the paper showing oxygen and hydrogen cycling in the deep Earth

When water met iron deep inside the Earth, did it create...

Study sheds new light on earth’s evolution

Researcher unearths hottest rock on record

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