nodalpoint.org

As a card-carrying geek, I don't do anything so pedestrian as PubMed searches. Instead, I have Hubmed deliver common search content via RSS (cheers, alf!). A side effect of this system is that you see a lot more literature than you otherwise would, particularly for broad-brush searches. In some cases, this may be instructive, leading you to things that would have escaped your notice otherwise. In other cases, it leads you to the plain weird. As a case in point, a search for "regulatory variation AND mammals[mesh]", one of my standards, today popped up with this: