Bok
11-09-2012, 07:09 AM
There is a lot riding on NASA's Space Launch System (SLS). Not only does the agency's first new heavy-lift booster since the Saturn 5 that took U.S. astronauts to the moon play a central role in the future of the American spaceflight, it also provides a critical test for technology expected to figure prominently in revamping the country's ailing manufacturing industry. [More] (http://www.scientificamerican.com/article.cfm?id=nasa-3-d-printing-sls-rocket-engine)
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