- Is it ethical to colonize Mars? (Opinion) - CNN.com http://www.cnn.com/2015/10/15/opinions/green-ethics-of-mars-settlement/index.html 97 comments spacex
Linked pages
- http://aeon.co/magazine/technology/the-elon-musk-interview-on-mars/ 2556 comments
- HiRISE | High Resolution Imaging Science Experiment http://hirise.lpl.arizona.edu/ 3 comments
- Briny puddles could dot Mars, new research says | CNN http://www.cnn.com/2015/04/14/us/mars-water-feat/index.html 0 comments
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