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      Knowledge is Power

      Scientific American September 2003

      The Paradox of the Sun's Hot Corona

      Like a boiling teakettle atop a COLD stove, the sun's HOT outer layers sit on the relatively cool surface. And now astronomers are figuring out why

      • By Bhola N. Dwivedi, Kenneth J. H. Phillips on September 1, 2003

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      More in the September 2003 issue of Scientific American
      • The Hidden Ocean of Europa
      • The Unearthly Landscapes of Mars
      • Bejeweled Worlds
      View Full Contents
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