Blue Dot

Host Dave Schlom is joined by Liliane Burkhard, a geophysicist and planetary scientist at the University of Bern in Switzerland, to discuss a recent study linking earthquakes on two of Southern California's major faults.

To mark the nation's 250th birthday, host Dave Schlom is joined by California State University Chico geography professor Don Hankins to discuss what California would have been like in 1776.

Host Dave Schlom gets to delve into his favorite pastime, fly fishing, with two of his heroes -- Mike Mercer and Bryan Quick from The Fly Shop in Redding, California.

Host Dave Schlom is joined by two scientists from the SETI Institute in Mt. View, California, to talk about one of hisfavorite celestial phenomena -- comets.

Host Dave Schlom is joined by neuroscientist and animal intelligence advocate Dr. Lori Marino, who was recently named the 2026 winner of the Frank Drake Award by the SETI Institute in Mountain View, California.

Host Dave Schlom is joined by nature and wildlife photographer Tom Murphy for an in-depth conversation about his life and career.

Host Dave Schlom is joined by British humorist and financial writer Dominic Frisby.

Host Dave Schlom is joined by science educator and author Trisha Muro to discuss her new book, It's (Just) Rocket Science: Exploring Physics Through Spaceflight Missions.

Host Dave Schlom is joined once again by Joe Gaydos and Bob Friel from the SeaDoc Society based on Orcas Island in the Pacific Northwest.

Blue Dot's host Dave Schlom is joined by Canadian conservation biologist and marine bird expert Louise K. Blight to talk about her new book, Where The Earth Meets The Sky: A Story of Penguins, People, and Place in Antarctica.

Blue Dot host Dave Schlom takes a look at rivers from space and on the ground in this fluvial episode.

Host Dave Schlom is joined by Pulitzer Prize finalist and New York Times best-selling author Scott Weidensaul to talk about his latest book, The Return of the Oystercatcher.

Host Dave Schlom is joined by Charles Schneider, a Connectivity Program Manager for California Trout, to discuss the human and natural history of California's third-largest watershed, the Eel River.

Blue Dot presents a special program produced during the Artemis 2 mission to take an in-depth look at the science objectives for the historic lunar mission, which launched from the Kennedy Space Center on April 1, 2026, and flew by the Moon on April 6.

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.

Blue Dot goes down on the farm by visiting with folks from California State University, Chico's Center for Regenerative Agriculture and Resilient Systems (CRARS).

Blue Dot takes a deep look at issues surrounding one of the world's most diverse waterways, the California Delta.

Host Dave Schlom is joined by California Institute of Technology professor Sarah Reisman for an in-depth conversation about teaching one of the most difficult subjects taught on any college campus: organic chemistry.

Host Dave Schlom is joined by nature and wildlife photographer Tom Murphy for an in-depth conversation about his life and career.

Gordon Telepun joins host Dave Schlom to discuss the Titan submersible implosion that killed five people, including Ocean Gate CEO and pilot Stockton Rush, in 2023.