What we know—and don’t know—about the biology of homosexuality

The media was abuzz this week after an international group of researchers proposed that scientists may have been looking for the biological underpinnings of homosexuality in the wrong place. Although scientists have spent the last few decades scouring our genome for a “gay gene,” William Rice, Urban Friberg, and Sergey Gavrilets suggest in The Quarterly Review of Biology that homosexuality may have its roots in epigenetics, rather than in genetics.

This new epigentics hypothesis has gotten a lot of press—and is misreported.

View the original article here: What we know—and don’t know—about the biology of homosexuality

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