Fordecadessomehavesuspectedthattheremightbeothersoutthere,intelligentbeingscapableofcommunicatingwithus,evenvisitingourworld.Itmightsoundlikesciencefiction,buttodayscientistsfromacrosstheglobearescouringtheuniverseforsignalsfromextraterrestrials.In2006,husbandandwifeteamDuncanLorimerandMauraMcLaughl...