Last Updated: Tuesday, January 15, 2013, 10:19
Scientists have been able to reconstruct, for the first time, the intricate three-dimensional structure of the backbone of early tetrapods, the earliest four-legged animals.
Last Updated: Friday, July 27, 2012, 12:34
H.E.S.S. II, the largest Cherenkov telescope ever built, started its operation in Namibia on 26 July 2012.
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