Scientists Baffled by a Sudden Reversal Deep Inside Earth’s Core

A surprising reversal in molten iron flow beneath the Pacific is giving scientists a sharper view of how Earth’s magnetic ...
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Exoplanet Magnetic Fields Measured for First Time: Wind Patterns Reveal Strength

This artist's concept depicts a close-up of the protoplanet WISPIT 2b accreting matter as it orbits around its star, WISPIT 2. R. Hurt IPAC/NASA/JPL-Caltech For 15 years, astronomers trying to measure ...