Last Updated: Tuesday, August 14, 2012, 15:22
A new method could predict solar flares more than a day before they occur.
Last Updated: Thursday, May 10, 2012, 19:34
Scientists say the largest sunspot seen in years has appeared on the surface of the sun, and it could generate solar flares whose effects are visible on Earth.
Last Updated: Saturday, August 6, 2011, 20:57
The impact of a series of eruptions on the sun began arriving at Earth on Friday and could affect some communications for a day or so.
Last Updated: Saturday, February 19, 2011, 13:44
Radiation from the largest solar flare in four years is expected to reach Earth on Thursday or Friday.
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