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Latest Solar Week Stories

d2dfd66efb0beba929733b696038fd2e1
2010-10-17 10:50:51

Twice a year, Solar Week provides a weeklong series of web-based educational activities for classrooms about our magnetic variable star, the sun, and its interactions with Earth and the solar system.


Word of the Day
lahar
  • A volcanic mudflow.
The word 'lahar' comes from Javanese.
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