Earth’s Flipping Magnetic Field Heard as Sound Is an Unnerving Horror
Earth’s magnetic field dramatically flipped a little more than 40,000 years ago. We can now experience this epic upheaval, thanks to a clever interpretation of information collected by the European Space Agency’s Swarm satellite mission. Combining the satellite data with evidence of magnetic field line movements on Earth, European geoscientists mapped the so-called Laschamps event and represented it using natural noises […]
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