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How older siblings may shape sexual orientation via mother’s immune system

It has long been observed that men with older brothers are more likely to be gay, but an association has also been found with older sisters. This sheds further light on how a mother's immune system may be involved in shaping sexual orientation

How older siblings may shape sexual orientation via mother’s immune system

We haven't written up this one. New Scientist has the full story — the link below goes straight to it.

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The science behind greener, healthier lawns

A healthy, green lawn can be the envy of any neighborhood, but how does someone cultivate a yard like that? Assistant Professor of Ecosystem Science Amber Churchill has been getting her hands dirty…

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