Junk DNA: A Journey Through the Dark Matter of the Genome

An exploration of the once-ignored portion of our DNA and the role it plays in our bodies, from the author of The Epigenetics Revolution.

For decades after the identification of the structure of DNA, scientists focused only on genes, the regions of the genome that contain codes to produce proteins. Other regions that make up 98 percent of the human genome were dismissed as "junk," sequences that serve no purpose. But researchers have recently discovered variations and modulations in this ju...