WASHINGTON, March 24 -- Science, a peer-reviewed journal from the American Association for the Advancement of Science that says it features human genome, martian surface and studies tying AIDS to human immunodeficiency virus, published research articles on the following topics in its Vol. 378, No. 6638 edition:

Research:

* Surface changes observed on a Venusian volcano during the Magellan mission

* Structure and mechanism of the plant RNA polymerase V