Believe it or not, artist Heather Dewey-Hagborg uses the DNA found in random objects, like chewing gum, to recreate people's faces. Simply put, she extracts the DNA and studies certain regions of the human genome and then proceeds to send the results to a lab, which translates them to text files filled with sequences of As, Ts, Cs, and Gs, the nucleotides that compose DNA. Continue reading for more.
This data is then transferred to a custom computer program she wrote herself to parametrize a 3D model of a face to represent them. That's right, gender, ancestry, eye color, hair color, freckles, lighter or darker skin, and certain facial features like nose width and distance between eyes are some of the features she's in the process of studying.