Here (http://www.scientificamerican.com/article.cfm?id=1000-genome http://www.scientificamerican.com/article.cfm?id=1000-genome) is a recent article in Scientif

Here (http://www.scientificamerican.com/article.cfm?id=1000-genome http://www.scientificamerican.com/article.cfm?id=1000-genome) is a recent article in Scientific American regarding sequencing a genome for <= $1000. It's pretty cool how it works. Most current genome sequencers tell bases apart by different wavelengths of light, but this one takes a completely different approach and measures pH changes.