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Brick dates to the reign of Nebuchadnezzar II (ca. 604 to 562 BCE) based on the interpretation of the inscription. This object was looted from its original context before being acquired by the Slemani Museum and stored in that museum with agreement from the central government. Image courtesy of the Slemani Museum

Mesopotamian bricks unveil the strength of Earth’s ancient magnetic field

January 12, 2024

Earth

Activity deep in Earth affects the global magnetic field

New study reveals, how foreshock waves interact with Earth’s magnetosphere. Foreshock waves are able to tune the shock, making it alternatively stronger or weaker. These waves could only be detected in a narrow region behind the shock. (Image: Lucile Turc)

New study models the transmission of foreshock waves towards Earth

Structure layers of the earth.

How magnetism could help explain Earth’s formation

Rock samples collected near the Antarctic volcano Mount Erebus, seen here in the distance, harbor fingerprints of Earth’s ancient magnetic field. A new analysis delves into discrepancies between these fingerprints and predictions from a long-standing approximation of the field. Credit: Hanna Asefaw

Antarctic Lava Yields Clues to Earth’s Past Magnetic Field

Solar wind breaks through Earth’s magnetic field

June 9, 2014

Earth’s magnetic field is important for climate change at high altitudes

May 26, 2014

Magnetic anomaly deep within Earth’s crust reveals Africa in North America

April 3, 2014

Satellite Trio to Explore the Earth’s Magnetic Field

November 23, 2013

Flying Through a Geomagnetic Storm

March 14, 2012

Ground-based lasers vie with satellites to map Earth’s magnetic field

September 15, 2011

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