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J.W.HIs terrestrial life a von Neumann machine of extraterrestrial origin?
Read moreYesterday I had a fascinating conversation with the brilliant synthetic biologist George Church. This sporadic interdisciplinary dialogue was recorded for…
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J.W.HWhere should we look for extraterrestrial life?
Read moreThe task for astrobiologists searching for evidence of extrasolar microbes is as uncomplicated as imitation. Primitive life forms should exist…
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J.W.HThe existential risk of extraterrestrial mirror life
Read moreHalf a century ago, the joke was that you should never shake hands with aliens because they might be made…
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J.W.HWeird theories about why we haven't discovered extraterrestrial intelligence
Read moreScientists now know that there are billions of planets in the universe where aliens could live. So why haven't any…
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J.W.HCould these be extraterrestrial life forms?
Read moreMermaids are mythical creatures which have fascinated people for hundreds of years. They are often depicted as half-human, half-fish living…
