Interesting, but flawed. The results have never been completely repeated, so it's more likely a flaw in the original protocol.<p><a href="http://skeptics.stackexchange.com/questions/4797/can-flatworms-learn-a-maze-by-digesting-other-flatworms" rel="nofollow">http://skeptics.stackexchange.com/questions/4797/can-flatwor...</a>