From compact discs to dinosaurs, Utah has been on the leading edge of a number of major scientific discoveries and advances.

The hows and whys of Utahns' greatest achievements will be discussed by well-known scientists and historians at the 36th Annual Meeting of the Utah Historical Society on July 15 at the Red Lion Inn in Salt Lake City.Gov. Norm Bangerter will give the opening address at 8 a.m., and a report by Thomas G. Alexander will begin at 9:05 a.m.

Two concurrent sessions will follow the opening addresses. One will discuss "Artificial Hearts, Compact Discs and Cosmic Rays: Utah and the Scientific Community" by Gregory C. Thompson and "Utah's Science Makers" by Robert L. Miller.

The second session will focus on "Super Dinosaurs in Utah and the American West," by paleontologist Davis D. Gillette and discussions of current activity in the Cleveland-Lloyd Dinosaur Quarry in Emery County by James H. Madsen.

Two eminent Utah scientists will discuss their work beginning at 10:45 a.m. Thomas G. Stockham Jr. will present a paper on "Computers, Digits, Sounds and Images," and Willem J. Kolff will discuss "The Future of Artificial Organs and All of Us."

A luncheon banquet will feature David C. Evans of Evans and Sutherland speaking on "Utah's Contributions to the Computer Graphics Revolution." Awards for service, historic preservation, antiquities, teaching and publication will follow.

The afternoon sessions, beginning at 2:30 p.m., will feature Robert L. Miller discussing "An Episode in Geology and Early Mormon Thought" and Gary J. Bergera will look at "The 1911 Evolution Controversy at BYU." Physician Denise C. Quinn will discuss "Utah Women and the Medical Profession," and Ann Erickson of the Salt Lake Community College will present a paper on "Women and Mathematics: A History of the Math/Science Network."

All Historical Society meetings are open to the public. For registration information call 533-5755.