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PODCAST

Blue Dot

Dave Schlom, Matt Fidler

Blue Dot, named after Carl Sagan"s famous speech about our place in the universe, features interviews with guests from all over the regional, national and worldwide scientific communities. Host Dave Schlom leads discussions about the issues science is helping us address with experts who shed light on climate change, space exploration, astronomy, technology and much more. Dave asks us to remember: from deep space, we all live on a pale, blue dot.

science astronomy

All Episodes

51:35

Best of Blue Dot: The anatomy of a disaster-- inside...

Blue Dot ·

2026/02/20

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.

en

51:37

Blue Dot: Exploring the Salish Sea and coast with the...

Blue Dot ·

2026/02/13

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.

en

51:36

Blue Dot: Sky ghosts of the cosmos: Comets

Blue Dot ·

2026/02/06

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.

en

51:35

Blue Dot: Good Fire as a tool for landscape and human...

Blue Dot ·

2026/01/30

Host Dave Schlom is joined by two program managers from California State University's Big Chico Creek Ecological Reserve to discuss the concept of "good fire."

en

51:37

Blue Dot: California's imperiled Delta region

Blue Dot ·

2026/01/23

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

en

51:35

Best of Blue Dot: Understanding the earthquake and...

Blue Dot ·

2026/01/16

Geology Professor Emeritus Lori Dengler joins host Dave Schlom from Cal Poly Humboldt for an in-depth look at the tectonic forces that have shaped California's North Coast.

en

51:36

Blue Dot: The undertold story of Project Gemini with...

Blue Dot ·

2026/01/16

Host Dave Schlom is joined by veteran space journalist Jeffrey Kluger to talk about his new book, Gemini: Stepping Stone to the Moon, The Untold Story.

en

51:36

Blue Dot: Britain's standing stones and prehistoric...

Blue Dot ·

2026/01/02

Host Dave Schlom is joined by Fiona Robertson, author of the new book, Stone Lands: A Journey of Darkness and Light through Britain's Ancient Places (

en

51:37

Best of Blue Dot: SETI Institute: it's role in the...

Blue Dot ·

2025/12/27

Host Dave Schlom is joined by two guests from the SETI Institute in Mountain View, California, for a fun and thought-provoking program. Simon Steel, Deputy Director of the Carl Sagan Center for Research, joins us for an inside look at the Institute's role as a science advisor for the Disney/Pixar film Elio.

en

51:36

Blue Dot: Tribute to an American hero: NASA astronaut...

Blue Dot ·

2025/12/19

Host Dave Schlom is joined by some very special guests to celebrate the life of one of NASA's greatest astronauts, James A. Lovell Jr.

en

51:37

Best of Blue Dot: California's landscapes: human and...

Blue Dot ·

2025/12/05

Artist and writer Obi Kaufmann joins host Dave Schlom to discuss his documentation of California's wild and scenic places.

en

51:37

Best of Blue Dot: Bill Nelson: Congressman, astronaut...

Blue Dot ·

2025/11/28

Bill Nelson joins host Dave Schlom for a special conversation about his life in public service at NASA. Nelson served representing the people of his home state of Florida for 30 years, first in the House of Representatives and then the Senate.

en

51:38

Blue Dot: Reimagining Ag: the California State...

Blue Dot ·

2025/11/21

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).

en

51:37

Blue Dot: California's landscapes: human and natural...

Blue Dot ·

2025/11/14

Artist and writer Obi Kaufmann joins host Dave Schlom to discuss his documentation of California's wild and scenic places.

en

51:38

Best of Blue Dot: Exploring California's Native Trees...

Blue Dot ·

2025/11/07

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.

en

51:36

Blue Dot: New MacArthur Fellow Kareem El-Badry from...

Blue Dot ·

2025/10/31

Host Dave Schlom visits with brand new MacArthur Fellowship award winner Kareem El-Badry, an astrophysicist at the California Institute of Technology in Pasadena.

en

51:38

Best of Blue Dot: Celebrating three years of...

Blue Dot ·

2025/10/24

Blue Dot marks three years of operation of the magnificent James Webb Space Telescope. NASA Webb Project Manager Mike Davis joins host Dave Schlom for an overview of the telescope's operation and unique capabilities that have surpassed the expectations of the astronomical community.

en

51:35

Blue Dot: Understanding the earthquake and tsunami...

Blue Dot ·

2025/10/17

Geology Professor Emeritus Lori Dengler joins host Dave Schlom from Cal Poly Humboldt for an in-depth look at the tectonic forces that have shaped California's North Coast.

en

51:35

Blue Dot: The anatomy of a disaster: inside the Titan...

Blue Dot ·

2025/10/10

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.

en

51:37

Blue Dot: SETI Institute: it's role in the...

Blue Dot ·

2025/10/03

Host Dave Schlom is joined by two guests from the SETI Institute in Mountain View, California, for a fun and thought-provoking program. Simon Steel, Deputy Director of the Carl Sagan Center for Research, joins us for an inside look at the Institute's role as a science advisor for the Disney/Pixar film Elio.

en

120 results

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