Volume 85 Issue 50 | p. 9 | News of The Week
Issue Date: December 10, 2007

Solar Mystery Solved

Japanese spacecraft finds conclusive evidence of waves that make sun's corona much hotter than its surface
Department: Science & Technology
This movie, taken by the Hinode spacecraft's Solar Optical Telescope, shows fine, horizontal threadlike structures that could be evidence for elusive Alfven electromagnetic waves, which propagate along electromagnetic lines in the corona.
Credit: � Science
This movie, taken by the Hinode spacecraft's X-ray telescope, shows the sun's north polar jet.
Credit: � Science

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