There is a journal that does exactly that: http://www.journals.elsevier.com/new-negatives-in-plant-science http://www.journals.elsevier.com/new-negatives-in-pl

There is a journal that does exactly that: http://www.journals.elsevier.com/new-negatives-in-plant-science http://www.journals.elsevier.com/new-negatives-in-plant-scie... On a slightly different note, I would love to see a section in journals devoted to publishing the results of duplicated experiments (performed by graduate students and interns, probably).