Over the past 50 years, our understanding of DNA has grown exponentially. It took supercomputers working overtime to produce a single genomic map… and now all it takes is a spit sample that you drop in the mail. For about a hundred bucks, you can have your own personal genome mapped. One thing we still haven’t figured out is what to DO with all of that information. It’s been used to map family trees, trace diseases, exonerate innocents and catch serial killers - and that’s only the beginning.

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