On this episode of Dialogue, Brandon Hollingsworth takes us boldly where no man has gone before. We discover the Final Frontier with a diverse and knowledgeable panel of experts. University of Tennessee Physics and Astronomy Professor Mike Guidry, UT researcher Linda Kah and Angela Quick of Maryville College discuss the prospect of life on Mars, new discoveries in cosmology and the observable universe, dark matter and dark energy and how to find what you're looking for when you gaze into the sky at night.