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A National Academy of Sciences panel said that, with proper governance and other safeguards, we...
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Think of our poor sister world Venus – almost the same size as Earth, it probably had oceans...
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David Brin first wrote this in 2006, summarizing a controversy that was then emerging among members...
![](http://davidbrin.files.wordpress.com/2013/02/681397main_lunar_construction_astronauts_226.jpg)
First some exciting news about space-flight. Then I'll finish with a followup (and speculative)...