Triablogue: Déjà vu regarding the historicity of Adam and Eve (February 8, 2012).
Steve Hays points out, rightly and effectively, that unbelief in the miracles of God is nothing new.
Other posts by Steve on the subject of the historicity of Adam and Eve.
Adam had ’em August 20, 2011
Adam, Eve, and me September 10, 2011 (contains links to two other blog posts)
More can be found by searching for this subject on the Triablogue site. (Tip: search on the words “adam,” “genetics,” and “peter enns.” Tip courtesy of commenter rockingwithhawing).