Earth’s magnetic field may change faster than we thought – new research
The Earth’s magnetic field, generated 3,000km below our feet in the liquid iron core, is crucially important to life on our planet. It extends out into space, wrapping us in an electromagnetic blanket that shields the atmosphere and satellites from solar radiation. Yet the magnetic field is constantly changing in both its strength and direction and has undergone some dramatic shifts in the past. T
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These ‘useless’ quirks of evolution are actually evidence for the theory
