NOVA: New results on researches about Earth's Invisible Shield ...
www.youtube.com/watch?v=NJW47lV31zo
Apr 2, 2012 - Uploaded by Is2012TheDate
A geomagnetic reversal is a change in the Earth's magnetic field ... NOVA: New results on researches ...
I was out looking at scientific experiments at youtube.com and found this interesting Nova program video there so I thought I'd share it with you. Just click on "Nova: New results--------" and watch the 55 minute video if you are interested.
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