image: Varieties of maize found near Cuscu and Machu Pichu at Salineras de Maras on the Inca Sacred Valley in Peru, June 2007. This material relates to a paper that appeared in the 14 Dec. issue of Science, published by AAAS. The paper, by L. Kistler at Smithsonian Institution in Washington, DC, and colleagues was titled, "Multiproxy evidence highlights a complex evolutionary legacy of maize in South America." view more
Credit: [Credit: Fabio de Oliveira Freitas]