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Structure layers of the earth.

Scientists Find Iron ‘Snow’ in Earth’s Core

Geology Page - December 22, 2019

Earth

Laser experiments lend insight into metal core at heart of Earth

Jessica Irving sits with two meteorites Princeton seismologist Jessica Irving

Seismologists use massive earthquakes to unlock secrets of the outer core

Earth's crust, mantle and outer core interactions.

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

Inside the target chamber at the University of Rochester's Omega Facility, a team of researchers including Princeton University's Thomas Duffy and June Wicks use lasers to compress iron-silicon samples to the ultrahigh pressures found in the cores of super-Earths.

Ultrahigh-pressure laser experiments shed light on super-Earth cores

Earth's Layers

Challenging core belief: Have we misunderstood how Earth’s solid center formed?

Geology Page - February 8, 2018

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

Geology Page - January 25, 2018

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)

Geology Page - December 5, 2017

Study sheds new light on earth’s evolution

Geology Page - October 4, 2017

Scientists shed light on carbon’s descent into the deep Earth

Geology Page - July 19, 2017

‘Quartz’ crystals at Earth’s core power its magnetic field

Geology Page - February 22, 2017

New theory explains how Earth’s inner core remains solid despite extreme...

Geology Page - February 14, 2017

Heat from earth’s core could be underlying force in plate tectonics

Geology Page - January 18, 2017

Satellites help discover a jet stream in the Earth’s core

Geology Page - December 19, 2016

How hot is too hot for Earth-style life?

Geology Page - September 9, 2016

Probing giant planets’ dark hydrogen

Geology Page - June 27, 2016

Found: Surviving evidence of Earth’s formative years

Geology Page - May 13, 2016

How the spectacular Hawaiian-Emperor seamount chain became so bendy

Geology Page - May 12, 2016

Map of flow within the Earth’s mantle finds the surface moving...

Geology Page - May 10, 2016

Geochemical detectives use lab mimicry to look back in time

Geology Page - April 29, 2016

‘Forbidden’ substances on super-Earths

Geology Page - December 26, 2015

The days are getting longer: Rotation of Earth’s core holds a...

Geology Page - December 12, 2015

Liquid acoustics half way to the Earth’s core

Geology Page - November 24, 2015

How we discovered that the Earth’s inner core is older than...

Geology Page - October 10, 2015

Earth’s inner core was formed 1-1.5 billion years ago

Geology Page - October 7, 2015

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Cracks in Pluto’s moon could indicate it once had an underground...

Burrowing dinosaurs to be featured in new exhibit

During the Early Cretaceous period (145-100 million years ago), nonavian dinosaurs likely migrated between Africa and Europe. Image adapted from research figure originally published in Systematic Biology

In hot pursuit of dinosaurs: Tracking extinct species on ancient Earth...

Geologic time scale

Paleoarchean Era