
Ancient lull in Earth’s magnetic field may have allowed large animals to evolve
Period of ultra-weak field nearly 600 million years ago could have contributed to increase in oxygen levels that favoured complex life
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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.
Period of ultra-weak field nearly 600 million years ago could have contributed to increase in oxygen levels that favoured complex life
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