Magnetism of Himalayan rocks reveals the mountains' complex tectonic history

Earth's magnetic field locks information into lava as it cools into rock. Millions of years later, scientists can decipher this magnetic data to build geologic timelines and maps.

Craig Robert Martin, Ph.D. Student in Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology • conversation
Nov. 2, 2020 ~9 min

geology lava plate-tectonics india magnetism rocks mountains himalayas magnetic-fields mantle earths-mantle tectonic-plates subduction paleomagnetism

Life on Earth: why we may have the Moon's now defunct magnetic field to thank for it

The Earth's magnetic field was most likely weaker when life evolved on our planet than it is today.

Jon Mound, Associate Professor of Geophysics, University of Leeds • conversation
Oct. 15, 2020 ~5 min

evolution atmosphere moon earth sun magnetism magnetic-fields life-on-earth solar-winds

Are the Earth's magnetic poles about to swap places? Strange anomaly gives reassuring clue

The Earth's magnetic field is a lot weaker than we would expect around the island of St Helena.

Andrew Biggin, Professor of Palaeomagnetism, University of Liverpool • conversation
July 20, 2020 ~7 min

magnetic-fields earths-core earths-mantle

Earth’s magnetic field may change faster than we thought – new research

Changes in the Earth's magnetic field pose a great risk to electronic infrastructure.

Christopher Davies, Associate professor, University of Leeds • conversation
July 20, 2020 ~7 min

magnetic-fields geophysics earths-core

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