So Wired has this article about DNA scanning, how geneticists can scan your genes for disease-causing neucleotide-pairs. The article does a very good job of bringing up the potential ethical issues that could arise should such technology reach the mainstream (think Gattaca).

But here's something really fascinating. According to Brian Sykes, the guy who traced European genes back to seven women, "There is no ethnic purity." For all of the misgivings that I give to modern techology, I will give one thing over to science -- they keep proving Facists wrong time and time again.