Matt Gurney: Let’s talk about aliens

Too many of our assumptions about what other forms of life could be like are rooted in our lousy imaginations

By: Matt Gurney

Long-time Trekkies, and other sci-fi fans in general, know all about “aliens of the week” — whatever alien race our heroes are dealing with for the latest episode. They’ll present a particular problem, the protagonists will solve it and the credits will roll. Aliens of the week normally look an awful lot like us, because, well, they have …