https://youtu.be/lI3EkZvx56w Matt and Sean talk about regenerative braking, and how it might power more than vehicles. Watch the Undecided with Matt Ferrell episode, The Most Overlooked Clean Energy Source… Is Under Your Feet https://youtu.be/Aubi3cK8Ym0?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (09:05) - - Regenerative Braking Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback S...
Jul 24, 2025•24 min
https://youtu.be/GwGnCQE98s0 Matt and Sean talk about using digestive waste (yes, it’s what you think it is) to increase sustainability. Yes, poo can be used to make better batteries. Watch the Undecided with Matt Ferrell episode, Why Manure and Urine Could Power the Future https://youtu.be/6TCmjSIj9Jw?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (07:22) - - Waste Product Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: ...
Jul 16, 2025•30 min
https://youtu.be/7JoDmw1TCTA Matt and Sean talk about using mushrooms for food, packaging, clothing, and more. Can it truly replace bacon and boots? “No, Thorium Won’t Power Everything” video we talked about: https://youtu.be/iXz302oMphQ?si=7NgBLWm6s-UPj-NE Watch the Undecided with Matt Ferrell episode, Why Mushrooms are Starting to Replace Everything https://youtu.be/jI2LC3WTryw?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (14:51) - - Mycelium Products Discussion You...
Jul 02, 2025•26 min
https://youtu.be/qDQ3N51WYgQ Matt and Sean talk about solar panels that imitate the self-repairing traits of plants. Might this tech take hold, or is it too far away from practical applications? Watch the Undecided with Matt Ferrell episode, Why This Might Be the Last Solar Panel You’ll Ever Need https://youtu.be/Lglick8bCPc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (10:03) - - Self-healing Solar Panels Discussion YouTube version of the podcast: https://www.youtube...
Jun 25, 2025•25 min
https://youtu.be/dRkqXHvU71o The Polyfloss team is back with a game-changer: a mini plastic recycling machine small enough for your workshop. Matt reconnects with co-founders Audrey Gaulard, Émile De Visscher, and Christophe Machet to discuss how they're putting plastic recycling directly into people's hands - and why that matters. Previous Polyfloss interview: https://stilltbd.fm/episodes/158-fixing-our-plastic-problem-polyfloss-interview/ (00:00) - - Intro (05:07) - - Polyfloss Interview YouTu...
Jun 18, 2025•38 min
https://youtu.be/94r93XJ9BzA Matt had the chance to chat with Thomas Jam Pedersen from Copenhagen Atomics about their small modular thorium reactor that they’re bringing to the market. It’s an interesting conversation that covers everything from nuclear safety to why thorium may be a positive addition to the future of nuclear power. Watch the Undecided with Matt Ferrell episode, Why Thorium is About to Change the World https://youtu.be/bz4aTO6M4Ho?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) ...
Jun 11, 2025•50 min
https://youtu.be/kAYdIpcDnZk Today is a very brainy conversation. Matt had the chance to chat with Dr. Kyle Wedgwood and research intern Wiktor Wiejak from University of Exeter in England. Wedgwood’s a mathematician specializing in neuroscience, and he’s using a computer from FinalSpark. Matt just put out a full video on what’s special about these computers, but in short, they’re alive. They’re made up of bundles of neurons, also known as organoids, and Dr. Wedgwood is using them to explore what...
Jun 04, 2025•35 min
https://youtu.be/jLEO9Gbba0k Matt and Sean talk about the scramble to develop AI that could undermine the very underpinnings of … well… everything. Don’t panic. (Yet.) Watch the Undecided with Matt Ferrell episode, Why the AI Revolution Has a Fatal Flaw https://youtu.be/hBfhd88DCZA?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (10:45) - - The AI Paradox Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf....
May 28, 2025•33 min
https://youtu.be/UWOAjs7ruGI Matt and Sean talk about desalination efforts deep under the ocean, and how it may play a part in solving water shortages. Don’t get salty before taking a listen. Undersea cables article: https://www.mentalfloss.com/article/60150/10-facts-about-internets-undersea-cables In response to “water we gonna do about it?” https://youtu.be/NNEgUPKxk7A?si=nMxEfpJitt_gU2QH&t=55 Watch the Undecided with Matt Ferrell episode, How Deep Sea Water is Now Drinkable https://youtu....
May 21, 2025•34 min
https://youtu.be/WoSE4ivjIv4 Matt and Sean talk about wave energy converters and power generation, and how in the long run it could outpace solar and wind as a sustainable, renewable energy source. Watch the Undecided with Matt Ferrell episode, How Waves Could Quietly Overtake Solar & Wind: https://youtu.be/l1pxV7Nro34 (00:00) - Introduction YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https:/...
May 14, 2025•32 min
https://youtu.be/lE1-DprTJ0M Matt and Sean talk about a battery design that is both battery and the body structure of the device being powered. It’s not massless, but is two birds one … battery? Watch the Undecided with Matt Ferrell episode, The Strangest Battery Breakthrough Yet https://youtu.be/-0rnORXGwpE?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (11:18) - - Structural Batteries Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast G...
Apr 30, 2025•25 min
https://youtu.be/dnRSrU8Gwmc Matt had the chance to chat with Julie Slaughter from the Ames National Laboratory about their research into magnetocalorics (using magnets for heating and cooling). Do you think this is an attractive idea? Or does it repulse you? Watch the Undecided with Matt Ferrell episode, How Magnetic Cooling Is Breaking All the Rules https://youtu.be/qcscUoP8FNk?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro (01:14) - - Dr Julie Slaughter Interview YouTube version of...
Apr 23, 2025•22 min
https://youtu.be/LOuj1LUNijU Matt and Sean talk about a move away from lithium by a major battery manufacturer, and a paper battery that might be the sheet. Why the interest in these new batteries? Watch the Undecided with Matt Ferrell episodes; Why This Paper Battery is Better Than You Think https://youtu.be/R31v28uS_8k?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ Why the Biggest Battery Company is Betting Against Lithium https://youtu.be/7yhcyn_4cUc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) -...
Apr 16, 2025•20 min
https://youtu.be/5gs1Gr8BhQo Matt and Sean talk about how AI is impacting us today. As well as a recent change in lithium-sulfur battery research, and how that might change the energy storage market. Stinky sulfur may finally be leaving its mark. Watch the Undecided with Matt Ferrell episode, How This Overlooked Battery Might Change Everything https://youtu.be/AzU78eq3Kzw?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro (01:15) - - AI Ethics (15:56) - - Previous Episode Feedback (21:34)...
Apr 02, 2025•36 min
https://youtu.be/Tq3IS1J3Lyo Matt and Sean talk about using ice to generate heat. Yes, it’s actually a thing, but does it make sense for the future of heating? Watch the Undecided with Matt Ferrell episode, How Can Ice Heat Your Home? Ice Source Heat Pumps! https://youtu.be/2S5NdYso73M?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro (03:24) - - Migraine Tracking (06:17) - - Previous Episode Feedback (15:33) - - Ice Source Heat Pump Discussion YouTube version of the podcast: https://www...
Mar 26, 2025•26 min
https://youtu.be/XoHn9-42DI8 On today’s episode Matt & Sean are talking about flow batteries and how this old tech is finally starting to take off. But does it actually have a shot? Watch the Undecided with Matt Ferrell episode, Why Isn’t This Revolutionary Battery Everywhere? https://youtu.be/3_NCnxO1KLY?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (11:55) - - VRFB Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: ht...
Mar 19, 2025•26 min
https://youtu.be/6GImikPccQY Matt and Sean talk about how recycling renewable energy tech is a major step forward, and what comes next. Do we have this problem solved? Watch the Undecided with Matt Ferrell episode, How We Solved Renewables BIGGEST Problem https://youtu.be/j1HWNXmmld4?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (13:49) - - Renewables Biggest Problem Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https:...
Mar 12, 2025•37 min
Matt and Sean talk about new battery research, potential shifts in cost, and why we’re having this conversation in the first place. Watch the Undecided with Matt Ferrell episode, Why This Ultra Cheap Battery Breakthrough Matters https://youtu.be/qZ8z5tFzuIw?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ (00:00) - - Intro & Feedback (10:04) - - Battery Breakthrough Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedbac...
Mar 05, 2025•27 min
https://youtu.be/Bif5xp62fyY Matt and Sean talk about the crazy logistics of building a Canadian wind-turbine project. How difficult is it to build a wind farm? Watch the Undecided with Matt Ferrell episode, The Hidden Work Behind Wind Energy https://youtu.be/rKPYy8RF1RU?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Foll...
Feb 26, 2025•32 min
https://youtu.be/ogtiwDEAKik Matt had the chance to chat with Dr. Ramin Mehdipour and Professor Seamus Garvey from the University of Nottingham about their research into ice source heat pumps. They have a novel idea for reusing the UK’s natural gas pipe network to deliver non-potable water into heat pumps for heat. The coolest part of the idea is just that … they turn the water into ice to make the heat. YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https:...
Feb 19, 2025•38 min
https://youtu.be/h-js4IJSGb8 Matt had the chance to chat with Teague Egan, founder and CEO of Energy X, about the latest updates on their progress for direct lithium capture. This process is a much more efficient way to extract the lithium we need from more locations … and with a much better environmental impact. YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined F...
Feb 12, 2025•46 min
https://youtu.be/QeRBh13g8k4 Matt and Sean talk about Matt’s hunt for the holy grail: a solid state battery definition. Watch the Undecided with Matt Ferrell episode, Is This Solid State Battery REALLY Solid State? https://youtu.be/wLK0GAr0Kb8?list=PLnTSM-ORSgi4At-R_1s6-_50PCbYsoEcj YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determined Follow us on X: @stilltbdfm @bys...
Feb 05, 2025•34 min
https://youtu.be/snzxccZUSuQ Matt and Sean talk about recent breakthroughs in Zinc batteries, and how it may not be soon that we see any of this on the store shelves. Watch the Undecided with Matt Ferrell episode, How Zinc Batteries Are Defying Limits https://youtu.be/lWd6I2og-e0?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/still-to-be-determ...
Jan 29, 2025•40 min
https://youtu.be/Az6ryVaxHd8 Matt and Sean talk about the items at CES that people should be–but aren’t–talking about. Was there anything you saw that think should have been covered? Watch the Undecided with Matt Ferrell episode, 5 BEST Things I Saw in Vegas at CES 2025 https://youtu.be/x9TE5I2ODxk?list=PLnTSM-ORSgi4At-R_1s6-_50PCbYsoEcj YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan...
Jan 22, 2025•36 min
https://youtu.be/V-kyXGA_Kpw Matt and Sean talk about corporations trying to improve on sustainability efforts. Where are they moving forward, and where are they falling behind? Watch the Undecided with Matt Ferrell episode, Can Companies like Apple Save the Planet? https://youtu.be/dD3KgWiMlPs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedback Support the show: https://pod.fan/sti...
Jan 15, 2025•28 min
https://youtu.be/hIZbGfNbKpM Matt sat down with Soheil Akbari, CEO of Teal EV, to talk about the challenges and innovations in EV charging. From rugged, cold-weather-ready chargers to simplifying the user experience, Teal is rethinking what reliability and affordability mean in this space. Soheil’s insights into building better charging infrastructure are a must-listen for anyone curious about the future of electrification. YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast ...
Jan 09, 2025•54 min
https://youtu.be/gbRn1j39M0E Matt had the chance to chat with Dr. Chris Case, CTO of Oxford PV, about the future of solar energy and their breakthrough perovskite tandem cells. With decades of experience in photovoltaics, Chris shared how this cutting-edge technology is pushing solar panels to unprecedented efficiency levels, all while keeping sustainability and scalability at the forefront. Watch the Undecided with Matt Ferrell episode, How Record Breaking Perovskites Are Here NOW https://youtu...
Dec 17, 2024•51 min
https://youtu.be/_1hgPAx1fEo Matt had an opportunity to talk to the co-founders of Edison Motors, Chace Barber and Eric Little, about how they’re electrifying trucks. Not just any kind of truck, but the heavy, workhorse trucks used in everything from deliveries to hauling logs for the timber industry. Their approach is really unique and one that makes you wonder, why haven’t we been doing this all along. YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https:...
Dec 11, 2024•48 min
https://youtu.be/SO3zQqS3GaM Matt had an opportunity to talk to Josh Charles about his new company, Coul St., which is developing an on-street EV charging station. It’s a really clever system that could make a huge difference for suburban and urban locations where EV owners don’t have access to a garage. Josh is a fellow Youtuber who is putting his engineering background to work to try and solve a gap in the EV ownership story. YouTube version of the podcast: https://www.youtube.com/stilltbdpodc...
Dec 04, 2024•38 min
https://youtu.be/vQr6rVBxcHM Matt and Sean talk about shape-memory alloys and the future possibility of solid state cooling technology. Don’t get bent out of shape, but could this be the future of cooling tech? Watch the Undecided with Matt Ferrell episode, How Solid State Cooling Could Change Everything https://youtu.be/GHl6buYjZGE?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ YouTube version of the podcast: https://www.youtube.com/stilltbdpodcast Get in touch: https://undecidedmf.com/podcast-feedbac...
Nov 20, 2024•24 min
