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Study co-author Rob Coe and Trevor Duarte orienting cores from a lava flow site recording the Matuyama-Brunhes magnetic polarity reversal in Haleakala National Park, Hawaii, in 2015

Earth’s last magnetic field reversal took far longer than once thought

Geology Page - August 8, 2019

Earth inside

New findings on Earth’s magnetic field

Visualization of the interior of the Earth's core

Geomagnetic jerks finally reproduced and explained

Map of the locations and depths of the deep low-frequency (DLF) earthquakes beneath the Laacher See Volcano ("Lake Laach Volcano") in Germany. Brittle earthquakes are marked as circles, DLF events as stars. Credit: Hensch et al.

Deep low-frequency earthquakes indicate migration of magmatic fluids beneath Laacher See Volcano

The complex history of Earth’s magnetic reversals

The experiment on La Palma: The laser beam (yellow) generates an artificial guide star in the mesosphere. This light is collected in the receiver telescope (front left). The laser source and the receiver telescope are eight meters away from each other. Credit: Copyright Felipe Pedreros Bustos

Earth’s magnetic field measured using artificial stars at 90 kilometers altitude

Geology Page - November 17, 2018

Intensity at Earth's surface (left) and radial field (Br) at the CMB (right).

Earth’s magnetic field is not about to reverse

Geology Page - May 7, 2018

moon's mantle

Magma ocean may be responsible for the moon’s early magnetic field

Geology Page - April 28, 2018

Earth’s geomagnetic field

New data helps explain recent fluctuations in Earth’s magnetic field

Geology Page - February 28, 2018

Earth magnetic field

Mysterious ‘geomagnetic spike’ 3,000 years ago challenges our understanding of the...

Geology Page - November 9, 2017

Lunar dynamo’s lifetime extended by at least 1 billion years

Geology Page - August 9, 2017

Nickel is crucial for Earth’s magnetic field

Geology Page - July 14, 2017

Study finds Earth’s magnetic field ‘simpler than we thought’

Geology Page - July 7, 2017

Geophysicist Helps Develop High-Res Map of Earth’s Magnetic Field

Geology Page - April 14, 2017

Upper part of Earth’s magnetic field reveals details of a dramatic...

Geology Page - March 24, 2017

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

Geology Page - February 22, 2017

Ancient jars found in Judea reveal Earth’s magnetic field is fluctuating,...

Geology Page - February 15, 2017

Earth’s magnetic fields could track ocean heat

Geology Page - December 13, 2016

Marine sediments record variations in the Earth’s magnetic field

Geology Page - November 29, 2016

Uncovering Yellowstone’s subsurface mysteries

Geology Page - November 8, 2016

Magnetic oceans and electric Earth

Geology Page - October 4, 2016

Magnetic attraction helps explain the motion under the ocean

Geology Page - September 12, 2016

Using magnetic data: Researcher uncovers 340 million year-old oceanic crust in...

Geology Page - August 16, 2016

What did Earth’s ancient magnetic field look like?

Geology Page - June 25, 2016

Ironing out the mystery of Earth’s magnetic field

Geology Page - June 3, 2016

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Femoral head bones of different species illustrating the size range in the hominin lineage

Height and weight evolved at different speeds in the bodies of...

November 9, 2017

Impact glass from asteroids and comets stores biodata for millions of...

April 20, 2014

‘Dead Zone’ for Gulf of Mexico was predicted

June 18, 2015

‘A load of old rot’: Fossil of oldest known land-dweller identified

March 2, 2016

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