The 1998 annual meeting of the Minnesota Academy of Science took place at Winona State University on May 1-2, 1998. This program shows 25+ scientific talks, ranging from "Distance Learning in Structural Biology" to "Demographic Methods for Gay and Lesbian Population Studies," plus the Winchell Undergraduate Posters and Papers. The keynote by Dr. Cal Fremling was �A History of the Upper Mississippi.� The Winchell abstracts and full-text of the published papers are available in the digitized Journal of the Minnesota Academy of Science.