image: Image of the Cascajal block, Veracruz, Mexico. This image relates to article that appeared in the September 15, 2006, issue of the journal Science, published by AAAS. The study, by Dr. Carmen Rodriguez Martinez of Centro del Instituto Nacional de Antropología e Historia, was titled "Oldest Writing in the New World." view more
Credit: Photo provided by Dr. Stephen Houston, Brown University, via <i>Science</i>-AAAS.