Why Search for Extraterrestrial Life? Why Not Make It Ourselves?
A NASA astrobiologist’s bold suggestion is likely to spark debateRecently, we have been looking at the question of why we don’t see aliens, with as many as 75 hypotheses offered. But one astrobiologist has a bold suggestion: Why not just seed life on various suitable exoplanets, once we have the means to do it? We need not search for extraterrestrial life if we can learn how to create it ourselves. There are a lot of reasons to think very carefully about doing something like that, as Betül Kaçar (pictured), director of the NASA Astrobiology Consortium MUSE, acknowledges: Rather than regarding the overwhelming majority of planets and moons as failures unworthy of further study, we should instead recognise them for what they are: they’re not empty. In fact, a very Read More ›