Who are some of the greatest physicists? by Natarajan Shriethar https://www.quora.com/Who-are-some-of-the-greatest-physicists/answer/Natarajan-Shriethar?srid=i0nq&share=35c2dee0
aurora : this is the fantastic image of south pole auroa . The image has been taken by the nasa from space which makes the very good view of auroa ...
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