P. Z. gets a column, and more on what counts as evidence for evolution

P. Z. Myers, the beloved (and also despiséd) author of the popular science blog Pharyngula, has started producing a column on the Guardian website.  His first column is on asymmetry in animals — in particular the gene nodal, which sets up directional (left-right) asymmetries in animals.  P. Z. points out recent research (reference below) showing […]