Join Matt Ferrell from the YouTube Channel, Undecided, and his brother Sean Ferrell as they discuss electric vehicles, renewable energy, smart technologies, and how they impact our lives. Still TBD continues the conversation from the Undecided YouTube channel.

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295: Why Aluminum Batteries?

February 18, 2026 0:30:16 5.17 MB ( 54.18 MB less) Downloads: 0

Matt and Sean talk about Aluminum as another battery option, and your comments.Watch the Undecided with Matt Ferrell episode, What This Aluminum‑Ion Breakthrough Means for You https://youtu.be/svHeBLgpRQs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (15:59) - - Aluminum Battery Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

294: Heat Pump: Scams?

February 11, 2026 0:42:29 83.21 MB Downloads: 0

https://youtu.be/9M5cISgMNMMMatt and Sean get pumped talking about 3D Printing, Heat Pumps, and your comments.Watch the Undecided with Matt Ferrell episode, Are Heat Pumps a Scam? https://youtu.be/K2c6Rucbi84?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (25:58) - - Heat Pumps Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

293: Sodium Battery Fade

February 04, 2026 0:38:43 75.95 MB Downloads: 0

https://youtu.be/BQoniKPE8NwMatt and Sean talk about sodium batteries, why lithium prices are falling, and your comments.Watch the Undecided with Matt Ferrell episode, The 90% Price Crash That Changed Everything https://youtu.be/nrTCgZmUFCY?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (14:39) - - Sodium Batteries Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

292: Move Over Perovskite - There’s a New Solar Kid in Town

January 28, 2026 0:30:48 60.38 MB Downloads: 0

https://youtu.be/3fntze01h_kMatt and Sean talk about a new material we might see in solar panels, and Matt’s invasion on Hank Green.Watch the Undecided with Matt Ferrell episode, Why This Solar Breakthrough Matters More Than Perovskite https://youtu.be/F_OPrOpccJs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (16:23) - - Kesterite Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

291: CES 2026 Roundup

January 21, 2026 0:39:03 76.58 MB Downloads: 0

https://youtu.be/iSGqe9lefQIMatt and Sean talk about Matt’s CES 2026 visit, the good, the bad, the funny … including Donut Labs solid state battery.Watch the Undecided with Matt Ferrell episode, The Most Controversial Battery at CES 2026 https://youtu.be/Kt4c0o_3eyY?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (12:17) - - CES 2026 Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

290: State of Perovskite Solar Roundup

January 07, 2026 0:38:10 74.91 MB Downloads: 0

https://youtu.be/SrkuzIo1liMMatt and Sean talk about the current status of perovskite solar progress, plus your responses to our previous episodes.Watch the Undecided with Matt Ferrell episode, What Solar’s 2025 Breakthroughs Mean for 2026 https://youtu.be/FffKMMnisu4?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (15:00) - - State of Solar Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

289: Salty AND Sweet? Desalination + Power Plants

December 17, 2025 0:36:23 71.38 MB Downloads: 0

https://youtu.be/PA2Wc_pxZ6YMatt and Sean talk about desalination and osmotic power production, plus your responses to our previous episodes.Watch the Undecided with Matt Ferrell episode, The Ocean's Invisible 15,000 TWh Goldmine https://youtu.be/kko09WIC6yc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (20:20) - - Desalination and Osmotic Power Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

288: Perovskite? All Right!

December 10, 2025 0:39:07 76.86 MB Downloads: 0

https://youtu.be/HjYEgF598CIMatt and Sean talk about perovskite solar panels, silver prices, and other new (old) issues.Watch the Undecided with Matt Ferrell episode, How This Perovskite Breakthrough Could Change Solar Forever https://youtu.be/8Eh9m4U7GGk?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (22:00) - - Perovskite Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

287: AI’s Impact on our Electric Bills

December 03, 2025 0:30:51 60.72 MB Downloads: 0

https://youtu.be/kWC8Cylbu5AMatt and Sean talk about the impact of AI on our electric bills and more.Watch the Undecided with Matt Ferrell episode, How AI is Destroying Your Electric Bill https://youtu.be/n8m1BCzvGCA?list=PLnTSM-ORSgi7oiN-erZtwugd0muTdQXnU(00:00) - - Intro & Feedback (09:03) - - AI Costs Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

286: Plastic Recycling Advancements

November 19, 2025 0:32:47 64.63 MB Downloads: 0

https://youtu.be/t6Lc9WS60vAMatt and Sean talk about recycling plastic (will we ever get there?), simple home energy solutions (insulation!), and more.Watch the Undecided with Matt Ferrell episode, The Recycling Breakthrough That Doesn't Need Sorting https://youtu.be/D9Hd4KMoxds(00:00) - - Intro & Feedback (16:21) - - Plastic Recycling Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

285: Heat Pump It Up! Geothermal 2 Years Later

November 05, 2025 0:35:40 70.28 MB Downloads: 0

https://youtu.be/FmTo8ZkfZ68Matt and Sean talk about Matt’s geothermal heat pump experience, digging wells, and the meaning of “young.”Watch the Undecided with Matt Ferrell episode, How My Geothermal Heat Pump Really Performed (2 Years) https://youtu.be/DTb7TKJzr5g?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro (05:22) - - Feedback (17:33) - - 2 Years of Geothermal Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

284: Shocking Zinc Battery News

October 22, 2025 0:39:25 77.49 MB Downloads: 0

https://youtu.be/Xx9sCiVZxJ4Matt and Sean talk about a change in what research says is good for zinc batteries, and more topics from last week's episode. Watch the Undecided with Matt Ferrell episode, The Surprising Battery Discovery No One Saw Coming https://youtu.be/GRumW9JzGbc?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (21:31) - - Zinc Batteries Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

283: Sweating Solar Panels, Upgrade Woes, and More

October 01, 2025 0:36:31 71.85 MB Downloads: 0

https://youtu.be/Ay_Yr2aI9twMatt and Sean talk about increasing solar power efficiency by making the panels (ew) sweat, and more topics from last week’s episode.Watch the Undecided with Matt Ferrell episode, How This Hydrogel Gives Us 12% More Solar Efficiency https://youtu.be/yWMxM8YQcN4?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (16:39) - - Solar Panel Hydrogel Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

282: Bifacial Solar Panels Advacements

September 24, 2025 0:35:43 70.31 MB Downloads: 0

https://youtu.be/Ulwh9PMxI_MMatt and Sean talk about solar power generation from two-faced panels … no, not lying panels, but bifacial solar panels with some big updates that should help them become more common.Watch the Undecided with Matt Ferrell episode, How the Back of a New Solar Panel Just Changed Everything https://youtu.be/tQoV4Qj0NQs?list=PLnTSM-ORSgi7uzySCXq8VXhodHB5B5OiQ(00:00) - - Intro & Feedback (12:32) - - Bi-facial Solar Discussion YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★

281: Digitizing Home Electrification - Zero Homes CEO Grant Gunnison

September 10, 2025 0:42:26 83.65 MB Downloads: 0

https://youtu.be/wcTP2wXrlHMMatt interviews Grant Gunnison, CEO and founder of Zero Homes, about their innovative approach to home electrification. Grant shares how his background as an MIT engineer and NASA contractor, combined with experience running his family's contracting business, led him to create a platform that uses smartphone photos and AI to generate accurate home energy assessments and quotes without requiring in-person sales visits. They discuss the challenges of retrofitting existing homes, why contractors resist new technologies, and how Zero Homes is expanding across multiple states while partnering with utilities to streamline the path from energy audit to installation. (00:00) - Intro (03:12) - Grant Gunnison Interview YouTube version of the podcast: https://www.youtube.com/stilltbdpodcastGet in touch: https://undecidedmf.com/podcast-feedbackSupport the show: https://pod.fan/still-to-be-determinedFollow us on X: @stilltbdfm @byseanferrell @mattferrell or @undecidedmfUndecided with Matt Ferrell: https://www.youtube.com/undecidedmf ★ Support this podcast ★