Daniel Enrique Alvarado Varela is an engineer at NASA. As part of his work he designs spaceshifts at the Goddard Space FlightCenter.
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Submitted on 26 May 2015 - 7:02am
This article is reproduced by CienciaPR with permission from the original source.
Submitted on 6 May 2015 - 10:20am
This article is reproduced by CienciaPR with permission from the original source.