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The challenges of building starships and interstellar travel
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(economist.com)
10 points
dnene
12y ago
1 comments
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The challenges of building starships and interstellar travel | Better HN
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kristianp
12y ago
Reminds me of one of my favourite reads, "Are Black Hole Starships Possible",
http://arxiv.org/abs/0908.1803
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