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Latest NASA's Solar Dynamics Observatory Stories

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2011-02-18 05:55:00

A surge of charged plasma particles from a massive solar eruption has brushed off the Earth's northern pole, producing auroras and disrupting some radio communications, according to NASA scientists. However, the Earth appears to have dodged a widespread geomagnetic storm, with the effects confined to the northern latitudes, possibly as far south as Canada and Norway. "There can be sporadic outages based on particular small-scale events," said Dean Persnell, project scientist at NASA's Solar...


Word of the Day
vermicular
  • Like a worm in form or movement; vermiform; tortuous or sinuous; also, writhing or wriggling.
  • Like the track or trace of a worm; appearing as if worm-eaten; vermiculate.
  • Marked with fine, close-set, wavy or tortuous lines of color; vermiculated.
  • A form of rusticated masonry which is so wrought as to appear thickly indented with worm-tracks.
This word ultimately comes from the Latin 'vermis,' worm.
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