Genetically engineered grass developed for use on golf courses and modified to resist weedkillers can spread its modified genes as far as 21 kilometers U.S. government researchers report in the Proceedings of the National Academy of Science.</p><p><a href="http://www.biomedcentral.com/news/20040923/03">The Scientist: GM gene crosses species</a></p><p><a href="http://www.alertnet.org/thenews/newsdesk/N2163434.htm">Reuters</a></p><p><a href="http://story.news.yahoo.com/news?tmpl=story&cid=624&ncid=753&e=4&u=/ap/20040921/ap_on_sc/gmo_grass">Yahoo</a></p><p><a href="http://www.iht.com/articles/539914.html">Herald Tribune</a>