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The mystery of how the outer-atmosphere of the Sun can be hotter than its surface may have finally been cracked. Researchers have achieved a breakthrough by providing the first direct evidence of small-scale Alfvén waves in the Sun's corona - waves we've searched for since their prediction in 1942


Researchers have achieved a breakthrough in solar physics by providing the first direct evidence of small-scale torsional Alfvén waves in the Sun's corona – elusive magnetic waves that scientists have been searching for since the 1940s.

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