What happens if you mix online social networking and biology? The answer is most popular family history site - Ancestry.

There are many things you can do on their web site, but people join Ancestry to start building their family tree. You start with yourself, then add you direct relatives, also you can search massive user database of already registered users. Regional websites allows searching public records, such at telephone and civic record books.

However the most interesting bit is the DNA based discovery. If you have your DNA sampled, you then can track your origins. Tracking includes geographical visualisation, so for example you could end up with something like this:

It also allows doing DNA matches, so you’ll locations of users that are close DNA matches to yourself.

Another interesting option is finding the distance to a common ancestor with any other registered user.

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