It Takes Genes And An Environment

It is time to end the nurture vs nature debate. We are all products of the interaction of our genes and the environment around us.

See PhysOrg: Nature? Nurture? Scientists say neither

More Boys Born After Wars

Apparently due to a "mystery" gene.

See: Boy Or Girl? It's In The Father's Genes

As the odds were in favour of men with more sons seeing a son return from the war, those sons were more likely to father boys themselves because they inherited that tendency from their fathers. In contrast, men with more daughters may have lost their only sons in the war and those sons would have been more likely to father girls. This would explain why the men that survived the war were more likely to have male children, which resulted in the boy-baby boom.

Let Kids Choose Their Play

Parents who are different from me... who puts a 2 yr old in an organized sports class?

See: New genetic test asks which sport a child was born to play