News Genetics Flexible DNA computer finds square roots New digital circuit designed to use molecules to crunch a wider variety of complex math problems Share this:FacebookTwitterPocketRedditPrintEmail By Daniel Strain June 2, 2011 at 3:39 pm This article is only available to Science News subscribers. Subscribers, enter your e-mail address to access our archives. Client key* E-mail* Log in Not a subscriber? Science News is a nonprofit. Support us by subscribing now. Subscribe