
Early Earth’s magnetic field strength was similar to today’s
Relatively strong field may have protected life forms 3.7 billion years ago
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Isabelle Dumé is a contributing editor to Physics World. She has more than 10 years of experience in science writing and editing in condensed-matter physics relating to technology/nanotechnology/biotechnology, astronomy and astrophysics, energy and the environment, biology and medicine. She has an MSc in advanced materials and a PhD in magnetism. In her spare time, she helps to organize cafés scientifiques.
Relatively strong field may have protected life forms 3.7 billion years ago
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