The heavy cost of having children [Not Exactly Rocket Science]
While philosophers and poets muse on the meaning of life, natural selection casts a dispassionate eye on the whole affair. From the viewpoint of evolution, there is only one thing that matters - that we survive long enough to pass our genes on to the next generation, as many times as possible. And from the viewpoint of evolution, we are not doing a very good job. Birth rates in several countries around the world - the UK, Japan, China - are falling dramatically. Women are having fewer chilhttp://scienceblogs.com/notrocketscience/2...