STEM-Talk

Conversations with some of the most interesting people in the world of science and technology

STEM-Talk features conversations with some of the most interesting people in the world of science and has been downloaded by more than 4.3 million people across the world since its launch in 2016.  In 2024, it won the bronze award in the third Annual Signal Awards for best General Health and Wellness podcast. In 2019 and 2017, STEM-Talk won first place in the Science and Medicine category of the annual People’s Choice Podcast Awards. In 2020, STEM-Talk was nominated for a Webby Award in Science and Education.

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Episode 179: JP Errico explains how vagus-nerve stimulation reduces inflammation and chronic diseases

// Mar 4, 2025

Episode 178: Karl Herrup discusses the shortcomings of Alzheimer’s research

// Feb 5, 2025

Episode 177: Frank Butler talks about revolutionizing combat casualty care

// Jan 16, 2025

Episode 176: JoAnn Manson on Women’s Health Initiative, menopause and her findings on hormone therapy

// Dec 20, 2024

Episode 175: Hans Van Dongen on how fatigue and sleep loss lead to cognitive deficits

// Nov 27, 2024

Episode 174: Rudy Tanzi talks about genetics, aging and the hallmarks of Alzheimer’s

// Oct 25, 2024

Episode 173: Anurag Singh on urolithin-A’s ability to optimize mitochondrial efficiency

// Sep 23, 2024

Episode 172: Kevin Tracey on neuro-immunology and the treatment of inflammatory diseases

// Sep 4, 2024

Episode 171: Ken and Dawn on AI, Alzheimer’s, global security, keto vs low carb and more

// Aug 7, 2024

Episode 170: Charles Serhan on the use of specialized pro-resolving mediators to resolve inflammation

// Jul 17, 2024

Episode 169: Dave Feldman talks about cholesterol and the ketogenic diet

// Jun 20, 2024

Episode 168: Alessio Fasano discusses celiac disease and gluten-related disorders

// May 22, 2024

Episode 167: Nicholas Norwitz discusses a ketogenic diet as metabolic medicine

// Apr 30, 2024

Episode 166: Vyvyane Loh on atherosclerotic heart disease

// Apr 10, 2024

Episode 165: John Edwards on ketamine treatment for depression and suicide prevention

// Mar 14, 2024

Episode 164: Michael Leon on olfactory stimulation as a buffer for dementia symptoms

// Feb 21, 2024
Dr. Mark Mattson STEM-Talk

Episode 163: Mark Mattson discusses glutamate, the brain’s most important neurotransmitter

// Jan 31, 2024
Marc Hamilton on STEM-Talk

Episode 162: Marc Hamilton discusses the soleus push-up and the health hazard of excessive sitting

// Jan 10, 2024

Episode 161: Sten Stray-Gundersen on the benefits of blood-flow restriction training

// Dec 19, 2023

Episode 160: Euan Ashley on precision medicine and predicting, preventing, and diagnosing diseases

// Nov 28, 2023

Episode 159: Ken and Dawn discuss chatbots, termites, kratom, ketosis, and the future of AI

// Nov 6, 2023
Judith Curry STEM-Talk

Episode 158: Judith Curry talks about the uncertainties of climate change

// Oct 4, 2023

Episode 157: Don Layman on the role of dietary protein in muscle, health, and disease

// Sep 14, 2023

Episode 156: Josh Hagen discusses optimizing performance in athletes and warfighters

// Aug 21, 2023

Episode 155: Chris McCurdy discusses kratom’s benefits and possible risks

// Jul 19, 2023

Episode 154: Orthopedic surgeon Brian Cole discusses advances in the treatment of knee, elbow and shoulder injuries

// Jun 28, 2023

Episode 153: Dominic D’Agostino discusses new advances in the study of nutritional ketosis

// Jun 8, 2023

Episode 152: Mark Shelhamer talks about the effects of spaceflight on humans and NASA’s Planned Mars Mission

// May 16, 2023

Episode 151: John Ioannidis talks about the bungled response to COVID-19

// Apr 19, 2023
Dr. Barbara Thorne STEM-Talk

Episode 150: Barbara Thorne talks about E.O. Wilson, the conehead termite and the sociality of termites

// Mar 21, 2023
Jeff Volek STEM-Talk

Episode 149: Jeff Volek discusses ketogenic diet to improve metabolic health and treat disease

// Feb 21, 2023

Episode 148: Ed Weiler on the Hubble and James Webb space telescopes, Mars rovers and NASA’s search for life

// Jan 30, 2023

Episode 147: Gwen Bryan talks about advances in wearable robotic devices and exoskeletons

// Jan 4, 2023

Episode 146: Dan Pardi talks about behaviors to improve healthspan

// Dec 15, 2022

Episode 145: Ken answers questions about hypersonic flight, sentient AI, ketogenic vs Mediterranean diets, and more

// Nov 30, 2022

Episode 144: Jason Fung on how fasting and a low-carb diet improve insulin resistance and metabolic health

// Nov 9, 2022

Episode 143: Ben Bikman on the roles of insulin and ketones in metabolic function

// Oct 12, 2022

Episode 142: Vyvyane Loh on weight management, ketogenic diet, and the treatment of metabolic diseases

// Sep 21, 2022

Episode 141: Jeff Iliff on newly discovered system that clears waste from the brain

// Sep 1, 2022

Episode 140: Kaleen Lavin on the benefits of exercise on Parkinson’s and “inflammaging”

// Aug 13, 2022

Episode 139: Matt Kaeberlein discusses healthspan, longevity, and rapamycin

// Jul 25, 2022

Episode 138: Mark Lewis discusses hypersonics and the importance of research in national defense

// Jul 6, 2022
Greg Potter, CPAP, sleep apnea, circadian rhythm, Satchin Panda, chronotypes, chrononutrition , chronopharmacology, muscle mass,protein, evolutionary biology,sleep disorders,sleep supplements,Resilient Nutrition,Switch On,Ken Ford,Dawn Kernagis,IHMC

Episode 137: Greg Potter discusses lifestyle changes for better health and sounder sleep

// Jun 13, 2022

Episode 136: Greg Potter talks about circadian biology and the importance of sleep

// May 11, 2022

Episode 135: Elaine Lee discusses human performance, resilience and healthspan

// Apr 18, 2022

Episode 134: Mike Griffin discusses America’s hypersonic arms race with Russia and China

// Mar 28, 2022

Episode 133: Mark Mattson talks about the benefits and science of intermittent fasting

// Feb 23, 2022

Episode 132: Martin Kulldorff discusses vaccines, lockdowns, school closings and the global response to COVID-19

// Jan 24, 2022

Episode 131: Christopher Logothetis discusses advances in prostate cancer therapies

// Dec 13, 2021

Episode 130: Josh Turknett talks about holistic approaches that help people end chronic migraines

// Nov 4, 2021

Episode 129: Morley Stone talks about biomimetics and human performance augmentation

// Oct 14, 2021

Episode 128: Tommy Wood talks about high-fat diets and the metabolic flexibility of the human gut

// Sep 23, 2021

Episode 127: From UFOs to fasting to the keto flu, Ken & Dawn answer questions

// Aug 25, 2021

Episode 126: Christoffer Clemmensen discusses therapeutic strategies to correct obesity and its disorders

// Aug 4, 2021

Episode 125: Gary Taubes addresses common arguments used against ketogenic diets

// Jul 14, 2021

Episode 124: Gary Taubes makes a case for the ketogenic diet and its metabolic benefits

// Jun 23, 2021

Episode 123: Steve Chien talks about AI, Mars rovers, and the possibility of intelligent alien life

// May 26, 2021

Episode 122: James Kirkland on targeting senescent cells to reverse age-related diseases

// May 6, 2021

Episode 121: Pascal Lee on the Mars mission and our search for alien life in the galaxy

// Apr 14, 2021

Episode 120: Gordon Lithgow on alpha-ketoglutarate’s potential to affect healthspan and lifespan

// Mar 17, 2021

Episode 119: Gordon Lithgow talks about the biology of aging and prolonging lifespan

// Feb 24, 2021
Julie Andersen

Episode 118: Julie Andersen talks about urolithin-A’s potential to prevent and treat neurodegenerative diseases

// Feb 2, 2021

Episode 117: Julie Andersen talks about her research into aging and neurodegenerative diseases

// Jan 12, 2021

Episode 116: Marcas Bamman on the many benefits of exercise and strength training

// Dec 16, 2020

Episode 115: Ken and Dawn answer listener questions about ketogenic diets, Viagra, methylene blue, fasting, Mars and more

// Nov 24, 2020

Episode 114: Lilianne Mujica-Parodi talks about how diet and ketones affect brain aging

// Oct 28, 2020

Episode 113: Peter Pirolli discusses information foraging, AI and the future of human interaction with technology

// Oct 7, 2020

Episode 112: Tim Broderick discusses biotechnology and increasing the biological aptitude and careers of elite special forces

// Sep 15, 2020

Episode 111: Tommy Wood talks about lifestyle approaches to improve health span and lifespan

// Aug 27, 2020

Episode 110 : Tommy Wood talks about nourishing developing brains and the importance of metabolic health

// Aug 4, 2020

Episode 109: Robb Wolf discusses whether eating meat is bad for you and the environment … and his new book “Sacred Cow”

// Jul 14, 2020

Episode 108: Ken and Dawn tackle questions ranging from AI to amino acids to methylene blue to ketosis to COVID-19

// Jun 23, 2020

Episode 107: Francisco Gonzalez-Lima discusses methylene blue and near-infrared light as therapies for cognitive disorders

// May 26, 2020

Episode 106: Francisco Gonzalez-Lima talks about brain metabolic mapping and Alzheimer’s

// Apr 30, 2020

Episode 105: Art De Vany talks about healthspan, lifespan and healing the wounds of aging

// Mar 31, 2020

Episode 104:  Katherine Eban talks about the dangers associated with relying on generic drugs manufactured overseas

// Mar 10, 2020

Episode 103: Abe Morgentaler talks about men’s health, sex drive and the benefits of testosterone therapy

// Feb 18, 2020

Episode 102: Adam Konopka talks about metformin’s effects on healthspan and lifespan

// Jan 28, 2020
Rachel Yehuda

Episode 101: Rachel Yehuda talks about epigenetic inheritance, PTSD and the potential of MDMA therapies

// Jan 7, 2020

Episode 100: Peter Attia gives an update on his views regarding longevity and health span

// Dec 17, 2019

Episode 99 : Dave Rabin talks about how psychedelics and wearable devices can help improve people’s lives

// Nov 26, 2019
STEM-Talk Episode 98 with Steven Austad

Episode 98: Steven Austad talks about aging and preserving human health

// Nov 5, 2019

Episode 97: Francesca Rossi talks about AI ethics and the development of new AI systems

// Oct 15, 2019

Episode 96: Dick Despommier discusses vertical farming and fly fishing

// Sep 24, 2019

Episode 95: Dickson Despommier talks about 30 years of research into intracellular parasitism

// Sep 3, 2019

Episode 94: John Newman discusses how the ketogenic diet and fasting regulate the genes and pathways that control aging

// Aug 20, 2019

Episode 93: Emma Wilson talks about Toxoplasma gondii infection and its consequences

// Aug 6, 2019

Episode 92: Megan Roberts discusses the potential of a ketogenic diet to extend healthspan and lifespan

// Jul 9, 2019

Episode 91: Irina and Michael Conboy explain tissue repair and stem-cell rejuvenation

// Jun 25, 2019

Episode 90: Dawn and Ken answer listener questions

// Jun 12, 2019

Episode 89: Robert Epstein reflects on his career and the threat big tech poses to privacy and democracy

// May 21, 2019

Episode 88: Duane Mitchell talks about the uphill battle to treat aggressive brain tumors

// May 7, 2019

Episode 87: Dom D’Agostino reflects on his 10 years of research into ketogenic nutrition

// Apr 23, 2019

Episode 86: Matt Johnson talks about the power and future of human-machine teaming

// Apr 9, 2019

Episode 85: David Geary discusses our shrinking brains, cognitive development  and sex differences

// Mar 26, 2019

Episode 84: Joe Gomes discusses optimizing human performance and resiliency in the NFL and elite warfighters

// Mar 5, 2019

Episode 83: Ken and Dawn host their first Ask Me Anything episode

// Feb 19, 2019

Episode 82: Stu Phillips discusses the importance of dietary protein and its role in muscle

// Feb 5, 2019

Episode 81: Charles Brenner discusses NR and the benefits of boosting NAD as we age

// Jan 22, 2019

Episode 80: Butler Hine talks about paving the way for robotic space exploration

// Jan 1, 2019

Episode 79: Satchin Panda discusses circadian rhythms and time-restricted eating to improve health and even reverse disease

// Dec 18, 2018

Episode 78: Jeff Phillips talks about physiologic episodes among tactical aircrew

// Dec 5, 2018

Episode 77: John Ioannidis discusses why most published research findings are false

// Nov 20, 2018

Episode 76: Dava Newman on getting humans to Mars and creating the next-generation spacesuit

// Nov 8, 2018

Episode 75: Rob Mueller: Using the resources of space to build lunar outposts on the Moon and Mars

// Oct 23, 2018

Episode 74: Robert Whitaker: the drug-based paradigm of psychiatric care in the U.S.

// Oct 9, 2018

Episode 73: Michael Okun talks about the complexity and treatment of Parkinson’s disease

// Sep 25, 2018

Episode 72: Peter Norvig talks about working at Google, digital privacy, fake news, killer robots and AI’s future

// Sep 11, 2018

Episode 71: Elizabeth Nance talks about using nanotechnology to understand and treat brain diseases

// Aug 28, 2018

Episode 70: David Sabatini on the discovery of mTOR and its role in disease, longevity & healthspan

// Aug 14, 2018

Episode 69: David LeMay talks about countering inflammation with SPMs

// Jul 31, 2018

Episode 68: Steve Anton talks about diet, exercise, intermittent fasting and lifestyle interventions to improve health

// Jul 17, 2018

Episode 67: Doug Wallace talks about mitochondria, our human origins and the possibility of mitochondria-targeted therapies

// Jul 3, 2018

Episode 66: Peter Neuhaus talks about exoskeletons, robotics, and the development of exercise technologies for space and Earth

// Jun 19, 2018

Episode 65: Dr. Brendan Egan talks about the importance of muscle and his research into exogenous ketones

// Jun 5, 2018

Episode 64: Valter Longo talks about the fasting-mimicking diet and the keys to longevity

// May 22, 2018

Episode 63: Keith Baar talks about collagen synthesis, ketogenic diet, mTORC1 signaling, autophagy, post strength training nutrition, and more…

// May 8, 2018

Episode 62: Keith Baar talks about muscle and explains mTOR, PGC-1a, dystrophin, and the benefits of chocolate

// Apr 24, 2018

Episode 61: Chris McCurdy discusses kratom and the opioid crisis

// Apr 10, 2018

Episode 60: Marie Jackson talks about the amazing endurance of Roman concrete

// Mar 27, 2018

Episode 59: Stephen Cunnane discusses the role of ketones in human evolution and Alzheimer’s

// Mar 13, 2018

Episode 58: Flora Hammond discusses traumatic brain injuries and how treatments are evolving

// Feb 27, 2018

Episode 57: Lauren Jackson discusses radiation exposure, including the effects of a nuclear strike

// Feb 13, 2018

Episode 56: Jon Clark talks about NASA, supersonic jumps from the edge of space, and humans in extreme environments

// Jan 30, 2018

Episode 55: Jon Clark looks back at his Naval and NASA careers and the Space Shuttle Columbia disaster

// Jan 16, 2018

Episode 54: Brianna Stubbs talks about ketone esters and their application in sport

// Jan 2, 2018

Episode 53: Brian Caulfield on wearable technologies and the potential of electrical muscle stimulation

// Dec 19, 2017

Episode 52: Nina Teicholz on saturated fat, U.S. dietary guidelines, and the shortcomings of nutrition science

// Dec 5, 2017

Episode 51: Roger Smith talks about bears, raptors, and life as a field biologist

// Nov 21, 2017
Episode 50 Ken Ford

Episode 50: Ken Ford talks about ketosis, optimizing exercise, and the future direction of science, technology, and culture

// Nov 7, 2017

Episode 49: Ken Ford talks about AI, its critics, and research at IHMC

// Oct 24, 2017

Episode 48: Dr Tommy Wood, part 2, discusses insulin resistance and the role of diet in athletic performance

// Oct 10, 2017

Episode 47: Dr. Tommy Wood talks about neonatal brain injuries and optimizing human performance

// Sep 26, 2017

Episode 46: NASA’s Chris McKay talks about the search for life in our solar system and travel to Mars

// Sep 12, 2017

Episode 45: David Spiegel talks about the science of hypnosis and the many ways it can help people

// Aug 29, 2017

Episode 44: Jerry Pratt discusses the evolution and future of humanoid robots and bipedal walking

// Aug 15, 2017

Episode 43: Jeff Volek explains the power of ketogenic diets to reverse type 2 diabetes

// Aug 1, 2017

Episode 42: Tom Jones discusses defending Earth against the threat of asteroids

// Jul 18, 2017

Episode 41: Dr. David Diamond talks about the role of fat, cholesterol, and statin drugs in heart disease

// Jul 4, 2017

Episode 40: Allan Savory talks about the global importance of restoring the earth’s grasslands

// Jun 20, 2017

Episode 39: Suzana Herculano provides a new understanding of how our brains became remarkable

// Jun 6, 2017

Episode 38: Dr. Mark Lupo discusses thyroid nodules and cancer

// May 23, 2017

Episode 37: Gary Taubes discusses low-carb diets and sheds light on the hazards of sugar

// May 9, 2017

Episode 36: Jeff “Skunk” Baxter Discusses His Life in Rock ‘n’ Roll and the U.S. Intelligence Community

// Apr 25, 2017

Episode 35: Stuart McGill explains the mechanics of back pain and the secrets to a healthy spine

// Apr 11, 2017

Episode 34: Jim Stray-Gundersen explains how blood flow restriction training builds muscle and improves performance

// Mar 28, 2017

Episode 33: Dr. Natalie Batalha talks about exoplanets and the possibility of life in our Milky Way and beyond

// Mar 14, 2017

Episode 32: Dr. Claire Fraser explains how our gut microbes improve our health, prevent disease and even play a role in our mental health

// Feb 28, 2017

Episode 31: Dr. Michael Turner, who coined the phrase ‘dark energy,’ talks about the deepest issues in cosmology

Dr. Michael Turner // Feb 14, 2017

Episode 30: Art De Vany Talks About Hollywood Economics, the Paleo Way, and the Role of Fitness and Diet in Aging

IHMC // Jan 31, 2017

Episode 29: Leonard Wong Discusses a Culture of Dishonesty in the Army

Dr. Leonard Wong // Jan 17, 2017

Episode 28: Mike Gernhardt Discusses the Overlapping Challenges of Working Undersea and in Space

Mike Gernhardt // Jan 3, 2017

Episode 27: Robb Wolf Discusses the Paleo Diet, Ketosis, Exercise, Nicotine … and Much More!

Dr. Robb Wolf // Dec 20, 2016

Episode 26: Richard Moon discusses deep-sea and high-altitude medicine

// Dec 6, 2016

Episode 25: James Briscione discusses the art & science of food & flavor

James Briscione // Nov 22, 2016

Episode 24: Doug McGuff talks about resistance training, myokines, strength and health

Dr. Doug McGuff // Nov 8, 2016

Episode 23: Michael Griffin discusses his tenure as NASA administrator and the challenges of space exploration

// Oct 25, 2016

Episode 22: Dr. Kerry Emanuel Discusses Hurricane Prediction and Projection

Dr. Kerry Emanuel // Oct 11, 2016

Episode 21: Yorick Wilks Discusses the History and Future of Natural Language Processing

Dr. Yorick Wilks // Sep 27, 2016

Episode 20: Dr. Alessio Fasano discusses the gut microbiome and how it affects our health

Dr. Alessio Fasano // Sep 13, 2016

Episode 19: Dr. Dawn Kernagis talks about life undersea during NASA’s NEEMO-21 Mission

Dr. Dawn Kernagis // Aug 30, 2016

Episode 18: Dr. Colin Champ talks about how the right nutrition and exercise can help treat cancer

Dr. Colin Champ // Aug 16, 2016

Episode 17: Dr. Pascal Lee talks about preparing for the exploration of Mars & its moons

Dr. Pascal Lee // Aug 2, 2016

Episode 16: Joan Vernikos discusses the effects of gravity on humans in space and on earth.

Joan Vernikos // Jul 19, 2016

Episode 15: Brian Shul talks about piloting the SR-71 Blackbird spy plane

Brian Shul // Jul 5, 2016

Episode 14: Dominic D’Agostino discusses the physiological benefits of nutritional ketosis

Dominic D'Agostino // Jun 21, 2016

Episode 13: Kelvin Droegemeier talks about the past, present and future of weather prediction

Dr. Kelvin Driegemeier // Jun 7, 2016

Episode 12: Dale Bredesen discusses the metabolic factors underlying Alzheimer’s Disease

Dale Bredesen // May 24, 2016

Episode 11: Kirk Parsley discusses why good sleep is more important than nutrition and exercise

Kirk Parsley // May 10, 2016

Episode 10: Barry Barish discusses gravitational waves, LIGO, and the scientists who made it happen

Barry Barish // May 3, 2016

Episode 9: Rusty Schweickart discusses asteroids and planetary defense

Rusty Schweickart // Apr 26, 2016

Episode 8: Greg Smith discusses the herpes virus

Greg Smith // Apr 19, 2016

Episode 7: Mark Mattson talks about benefits of intermittent fasting

Mark Mattson // Apr 12, 2016

Episode 6: Michael Turner discusses LIGO & the detection of gravitational waves

Michael Turner // Apr 5, 2016

Episode 5: Margaret Leinen discusses health of the oceans

Margaret Leinen // Mar 29, 2016

Episode 4: Harrison Schmitt discusses being the first scientist on the moon

Harrison Schmitt // Mar 22, 2016

Episode 3: Rhonda Patrick discusses why your genes influence what you should eat

Rhonda Patrick // Mar 15, 2016

Episode 2: Br. Guy Consolmagno: The Vatican Astronomer

Brother Guy Consolmagno // Mar 8, 2016

Episode 1: Peter Attia on how to live longer and better

Peter Attia // Mar 1, 2016