I WELL remember the summer I read The Structure of Evolutionary Theory. It was 2002, Stephen Jay Gould had just died, but he had left behind this magnum opus, a substantial work that summarised and ...

Is evolution like a well-tuned car that purrs down the road at a steady pace? Or is it more like an aging, rattling jalopy that often lurches forward? The aging jalopy is a handy metaphor for the ...

This refers to a theory in evolutionary biology which states that the origin of a new species is usually an abrupt process that cannot always be fully traced by scientists. It is generally used to ...