Host Dave Schlom visits with Tim Gregory, a senior nuclear chemist at the United Kingdom National Nuclear Laboratory at Sellafield, Cumbria. Gregory is the author of Going Nuclear: How Atomic Energy Will Save the World, published in the US by Pegasus Books.

Host Dave Schlom is joined by California Institute of Technology Philosophy Professor Chip Sebens for an engaging look at how philosophical thought and methodology can help unravel the mysteries of modern Physics.

Host Dave Schlom is joined by guests from the Scripps Institution of Oceanography at the University of San Diego to profile the ocean science being done at one of the world's most important and historic places to study our blue planet.

Host Dave Schlom is joined by two University of California at Davis researchers and the state's gray wolf coordinator to learn more about how California's steadily growing wolf population is affecting cattle ranchers and communities in rural Northern California.

Host Dave Schlom visits with Isabel Montañez, Distinguished Professor in the Department of Earth and Planetary Sciences at UC Davis.

Host Dave Schlom is joined by Sam Davidson from Trout Unlimited and Brandy McDaniels from the Pit River Nation for an in-depth look at the newly designated Sáttítla Highlands National Monument.

Host Dave Schlom is joined by Backcountry Press Publisher Michael Kauffmann along with Cal Poly San Luis Obispo botany professor Matt Ritter. Both combined to author the superb new book, California Trees: A Field Guide to the Native Species.

Host Dave Schlom is joined by Zeke Spooner, a Ph.D student at the UC Davis Bodega Marine Laboratory, to discuss microplastics.

Host Dave Schlom is joined by David Ebert, Director of San Jose State University's Pacific Shark Research Center to celebrate the 50th anniversary of the movie Jaws.

Host Dave Schlom discusses one of his favorite topics, California's volcanoes, with two United States Geological Survey staff members from the USGS California Volcano Observatory based at Moffett Field in the San Francisco Bay Area.