(Editor’s note: Here’s a link to Emily’s poster presented at ASHG.) Earlier this year 23andMe began surveying its customers to study the genetics of sexual orientation. It is now the...

The 23rd Chromosome This month we’ve run a series of quizzes for the back-to-school season. Here’s are the answers to our third and final quiz. Congratulations to Toni K., who...

We know you’ve been studying hard at 23andMe U., but you’ve still got one more quiz to complete. This one hinges on some of the genetic differences between men and...

It may be you’ve heard a rumor that males are on the brink of extinction. Whatever you may think of that prospect, the rumor is false. But over the past...

In the world of genetic anthropology, mitochondrial DNA and the Y-chromosome are the major players.   They are regions of our genome scientists use most frequently when tracing both ancient...