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Last updated on May 23, 2013 at 1:20 EDT
Four Large Flares in 48 Hours

Four Large Flares in 48 Hours

A very energetic active region right at the Sun's edge blasted out four X-class flares (largest class) in two days (May 13-15, 2013), as well as several less flares. The active region is rotating around so that it will be...
Word of the Day
turtling
  • The act or method of catching turtles; the business of a turtler.
  • Any slow progression or build-up.
  • in gaming, a defensive strategy of avoiding conflict, usually in a fixed position.
'Turtle' may be an alteration of 'tortoise,' which may come from the Late Latin 'tartaruchus,' of the underworld.
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Evolution is cleverer than you are.

- Francis Crick
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