A number of empirical studies show that 80-90% of the claims coming from supposedly scientific studies in major journals fail to replicate.
Henry I. Miller surveys the wreckage of sloppy medical research.
…Another worrisome trend is the increasing publication of the results of flawed “advocacy research” that is actually designed to give a false result that provides propaganda value for activists and can be cited long after the findings have been discredited.
Dr. Miller is referring to the Gilles-Eric Séralini scandal:
(Séralini has made a specialty of methodologically flawed, irrelevant, uninterpretable — but over-interpreted — experiments intended to demonstrate harm from genetically engineered plants and the herbicide glyphosate in various highly contrived scenarios.)