Regardless of the scientific discipline involved, it seems that the idea of producing a twin, or a perfect replica, of a species, fascinates whether it involves some of our closest biological relatives or even digging into the past to return life to extinct animals like the long forgotten Siberian lion. 

Even more exciting is when scientific studies leading to the discovery of previously unknown duplicates existing in nature. Now, it seems, a group of researchers has discovered evidence of the mother of all twins: the Sun.

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