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Come here during Solar Week (next one: March 22-26, 2021) to interact. To post a question, click on your area of interest from the topics below, and then click on the "Ask New Question" button. Or EMAIL or tweet or plant in Answer Garden your question about the Sun or life as a scientist to us -- and watch for it to appear here.  You can also visit our FAQs (frequently asked questions). In between Solar Weeks in October and March, you can view all the archives here.

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Last Post 10/18/2016 6:46 AM by  Terry Kucera
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denise s


10/17/2016 6:34 PM

    when did sciences first understand, or learn that magnetic effects come from the sun?

    Terry Kucera

    Basic Member

    Basic Member

    10/18/2016 6:46 AM
    Hi Denise,
    People were discussing it by the nineteenth century. Edward Sabine in the mid 1800's noted that geomagnetic disturbances went up and down with period similar to that of the solar cycle the solar cycle (see

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