Complex systems expert Stuart Kauffman, an experimental and theoretical biologist, frequently posts on National Public Radio's blog, "13.7: Cosmos and Culture." In this recent piece, “Chasing The Seeds Of Life,” Kauffman describes a meeting in which competing scientific theories – that either RNA or a molecule which replicates itself by catalyzing two simpler molecules was the precursor of DNA. Kauffman supports the meeting’s agenda to “get the research community organized behind a common effort…fostering international collaboration.” Read the post...