Strange idea, but quite clever, though I doubt it'll work. First, you'll
need to code the DNA in exactly certain ways, depending on its position
in the grid. Second, you'll need to detect Dark Matter, which is even
more impossible to do. LOL! But I love these kids and their wild ideas.

Yousuf Khan

Gold and DNA Could Create New Dark Matter Detector | Wired Science |
Wired.com
http://www.wired.com/wiredscience/20...a-dark-matter/