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Science & Medicine

STEM-Talk

Dawn Kernagis and Ken Ford

The most interesting people in the world of science and technology

Episodes

20 of 200 episodes

Episode 200: From rogue AI agents to factchecking AI, Ken Ford responds to more listener AI questions

Episode 200: From rogue AI agents to factchecking AI, Ken Ford responds to more listener AI questions In today’s third of a three-part serie...

1:37:26Oct 26, 2026

Episode 199: Ken and Dawn respond to listener questions on aging, meat consumption and dementia, genetic testing, AI, exercise, a lunar mission and much more

Today we have the second of a two-part AMA. In part one, episode 198 , we covered a multitude of listener questions about AI, which lately s...

1:17:36Sep 15, 2026

Episode 198: Blessing or curse? Dawn grills Ken on listeners’ toughest AI questions in this all-AI AMA

Today we have an Ask Me Anything episode that focuses on artificial intelligence. For the past year, AI has dominated the headlines. Perhaps...

1:39:07Aug 12, 2026

Episode 197: Scott Sherr discusses hyperbaric oxygen therapy, methylene blue, and more

Today we have Dr. Scott Sherr, an internal medicine physician who specializes in Hyperbaric Oxygen Therapy. Scott is the director of Integra...

1:26:38Jul 15, 2026

Episode 196: Dominic D’Agostino discusses advances in ketogenic metabolic therapy and hyperbaric oxygen therapy

Today we have Dr. Dominic D’Agostino, who over the past 10 years has been a frequent guest on STEM-Talk. Today Dom joins us to give us an up...

1:10:47Jun 11, 2026

Episode 195: Doug Cooke discusses NASA’s challenges in the space race to the Moon and Mars

Our guest today is Doug Cooke, an aerospace consultant who spent 38 years at NASA’s Johnson Space Center in Houston and NASA Headquarters in...

58:47May 21, 2026

Episode 194: Tommy Wood discusses how to future-proof the adult brain

Neuroscientist and frequent STEM-Talk guest Dr. Tommy Wood rejoins us today for part two of our interview about Tommy’s book that is fresh o...

1:55:54Apr 16, 2026

Episode 193: Tommy Wood and his new book bust the belief that the adult brain is fixed

Today we have Dr. Tommy Wood, a neuroscientist and frequent STEM-Talk guest who joins today on the eve of the publication of his first book,...

1:28:05Mar 23, 2026

Episode 192: Ken and Dawn weigh in on ChatGPT, ketamine, urolithin-A, rapamycin, and more in wide-ranging AMA

ChatGPT has been in the news a lot lately and, as a result, quite a few STEM-Talk listeners have tossed us questions about the reliability a...

39:35Mar 5, 2026

Episode 191: Francisco Gonzalez-Lima discusses methylene blue & noninvasive human brain stimulation

Today we have Dr. Francisco Gonzalez-Lima, a behavioral neuroscientist who was our guest in episodes 106 and 107 back in 2020. Since those 2...

1:44:54Feb 2, 2026

Episode 190: Judith Curry and the Consequences of Climate Alarmism

Dr. Judith Curry, a climatologist known for her criticism of alarmist, doomsday rhetoric about climate change, returns to STEM-Talk for her...

1:05:04Jan 7, 2026

Episode 189: NASA’s Flawed Plan to Return to the Moon – with Mike Griffin & Lisa Porter

Today’s episode of STEM-Talk features a timely and wide-ranging discussion with Drs. Michael Griffin and Lisa Porter about NASA’s plans to r...

1:18:11Dec 11, 2025

Episode 188: Marina Walther-Antonio discusses the microbiome’s role in women’s health and cancer

Today we have Dr. Marina Walther-Antonio, a Mayo Clinic researcher who investigates the role of the microbiome in cancer and reproductive he...

1:19:16Nov 4, 2025

Episode 187: Dawn Kernagis talks about creating permanent subsea human habitats

Today Ken interviews his co-host Dr. Dawn Kernagis about her new position as the Director of Scientific Research for DEEP, a UK startup that...

1:13:18Oct 2, 2025

Episode 186: Mari Dezawa discusses her discovery of MUSE cells and the role of stem cells in regenerative medicine

Today we have Dr. Mari Dezawa, one of the world’s leaders in stem-cell research and regenerative medicine. Mari is a pioneer in this emergin...

47:19Sep 4, 2025

Episode 185: Andrew Koutnik discusses metabolic health, athletic performance and growing up with type-1 diabetes

Today we have our good friend and colleague Dr. Andrew Koutnik on the show. Andrew is a research scientist who studies the influence of nutr...

1:31:37Jul 31, 2025

Episode 184: Ken and Dawn answer listener questions on AI, grip strength, ketamine, protein, digital twins, and more!

It’s time for another episode of Ask Me Anything. Dawn and Ken answer listener questions that range from generative AI to whether grip stren...

44:16Jul 10, 2025

Episode 183: Michael Schmidt on the challenges of building a space-faring civilization

Today we have the second installment of our interview with Dr. Michael A. Schmidt, the founder, CEO, and Chief Scientific Officer of Sovaris...

1:34:46Jun 24, 2025

Episode 182: Michael Schmidt on what precision medicine means to human spaceflight

Today we have Dr. Michael A. Schmidt, the founder, CEO, and Chief Scientific Officer of Sovaris Aerospace, a company focused on assessments...

1:15:14Jun 2, 2025

Episode 181: Ken Forbus talks about AI and his development of the Structure Mapping Engine

Our guest today is Dr. Ken Forbus, the Walter P. Murphy Professor of Computer Science and a Professor of Education at Northwestern Universit...

1:25:42May 13, 2025