American Scientist is an illustrated bimonthly magazine about science and technology. Each issue is filled with feature articles written by prominent scientists and engineers, reviewing important work in fields that range from molecular biology to computer engineering. The articles are carefully edited and accompanied by illustrations that are developed to enhance the reader's understanding and enjoyment. The magazine is published by Sigma Xi, The Scientific Research Society, and the issues for this app are available to members of Sigma Xi, subscribers to American Scientist and purchasers of single issues.