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- Humans Will Never Colonize Mars https://gizmodo.com/humans-will-never-colonize-mars-1836316222 83 comments
- Humans Will Never Colonize Mars https://gizmodo.com/humans-will-never-colonize-mars-1836316222 135 comments
- Colonizing Mars means contaminating Mars – and never knowing for sure if it had its own native life. If the red planet is sterile, a human presence there would create no moral or ethical dilemmas. But if life does exist on Mars, human explorers could easily lead to the extinction of Martian life. https://www.sfchronicle.com/news/article/colonizing-mars-means-contaminating-mars-and-13366135.php 37 comments space