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Alison
Cheekote
EMF = Electro-Magnetic Field.The sun and earth are directly connected by their EMF which creates natural conductors or "Magnetic Flux Ropes (MFRs)." These natural conductors or MFRs could be what carry the electron or electric current flow from the sun which powers earth's dynamo or motor (iron core surrounded by liquid or molten iron) that produces it's (earth's) EMF.Currently, NASA is conducting the "THEMIS" study to understand the mystery that causes, and the purpose of the "Northern Lights (Substorms). An article concerning the present status of NASA's "THEMIS" study can be found at the site below:http://news.yahoo.com/s/ap/20080724/ap_on_sc/sci_northern_lights