...parrots? Yes, unless the manufacturers equip the robots with digital or optical or molecular representations of the human figure (masculine and fem... ...viruses, for instance). Why assume that extrasolar creatures must be endowed with a biology of some kind? But isn‟t life as we know it an unavoidab... ...the question. Multi-cellular entities on Earth are manifestations of Carbon-based biology. We cannot imagine beings whose complexity does not spri...