Share 'Blowing up the space ships...'

My wife thinks of science fiction as being all about space ships and ray guns. Where would she get that idea (not pointing any elbows at George Lucas)? Okay there is a lot of science fiction that is set in space, but at the same time science fiction isn't just about space, really it's more about people and how they adapt to change (social change or technological change). It's strange how the thre…