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Interesting Engineering on MSNHumans survived harmful radiation after Earth’s magnetic field weakened 41,000 years agoAt its lowest point, the field strength fell to below 10 percent of today’s levels, leaving Earth exposed to dangerous cosmic radiation and solar winds. Usually, the magnetosphere acts as a protective ...
A team of researchers has finally detected hidden magnetism in non-magnetic metals using only laser light—solving a 150-year mystery.
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