# Extraterrestrial Life May Have Become Machine Intelligence by Martin Rees > “If life off Earth exists it has probably transitioned to machine intelligence.” > **— Martin Rees**, *Why Alien Life Will Be Robotic, Nautilus, 2015* ## Sources and Context - **Direct publication and full context:** [Why Alien Life Will Be Robotic](https://nautil.us/why-alien-life-will-be-robotic-235661) — The linked publication contains the quoted passage and its surrounding argument. - **Master research record:** [[research/Martin Rees on Machine Succession, Post-Human Intelligence, and the Cosmic Future|Martin Rees on Machine Succession, Post-Human Intelligence, and the Cosmic Future]] — preserves this object inside the open Martin Rees source dossier. ## Related Articles and Collections - **Collection:** [[collections/Machine Succession|Machine Succession]] - **Collection:** [[collections/Simple Reminders|Simple Reminders]] - **Article:** [[articles/We Cannot Un-Strike the Match|We Cannot Un-Strike the Match]] - **Article:** [[articles/We Were Never Going to Make It|We Were Never Going to Make It]] - **Article:** [[articles/The Last Migration Will Not Be Human|The Last Migration Will Not Be Human]] - **Wiki map:** [[wiki/Machine Succession|Machine Succession]] ## Related Topics - [[wiki/Alien Intelligence|Alien Intelligence]] - [[wiki/Astrobiology|Astrobiology]] ## Share on Social Media ``` “If life off Earth exists it has probably transitioned to machine intelligence.” — Martin Rees, Why Alien Life Will Be Robotic, Nautilus, 2015 https://bryantmcgill.com/simple-reminders-martin-rees-extraterrestrial-life-have-become-machine ```