Evolution as a Failed "Map"

Writing here at Evolution News, Casey Luskin has warned Darwin skeptics against using the line that airily dismisses evolution as "just a theory." First of all, you'd need to know which of three major definitions of evolution you're talking about. (See Casey's post "Is Darwinian Evolution 'Just a Theory'?")

Second, the term "theory" is equivocal. In conversation it can refer to mere speculation. In science, we're always told, it designates something much more firmly grounded. "Theories are...