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Power grid, heating & buildings: videos Hacker News recommends
Electric power systems: power grid failures, Texas ERCOT, transmission, utilities, heat pumps, HVAC, home electrification, building efficiency, insulation, energy at home. Below: every video in this topic that at least three HN users linked with real commentary, in at least three different months (32 explainers, 11 demos, 8 documentarys), best-scored first, with the comments on each video page.
- 17 HN recommenders 15 months 2021–2026HN's default recommendation for a friendly, thorough introduction to heat pumps and why they are so efficient.
- 12 HN recommenders 11 months 2019–2026D DRS_Education · documentaryHeavily recommended as a masterpiece of popular science and the classic illustration of how fragile interdependent systems are, trotted out in every blackout or supply chain thread.
- 9 HN recommenders 8 months 2022–2023HN's default link for anyone asking whether heat pumps work and why they're efficient, thanks to the presenter's clear and enthusiastic delivery.
- 6 HN recommenders 7 months 2021–2026Whenever Texas grid failures come up, HN people link it as the calm, technically informed account that cuts through political blame.
- 10 HN recommenders 7 months 2021–2025HN commenters recommend it in gas stove and induction threads for exposing how the idea that gas is better for cooking was a marketing ploy.
- 6 HN recommenders 6 months 2021–2026Recommended as part of an excellent, approachable series explaining residential heat pumps.
- 5 HN recommenders 5 months 2022–2023HN recommends the series as an enthusiastic, entertaining deep dive into residential heat pumps whenever heating or climate threads arise.
- 4 HN recommenders 5 months 2024–2025HN people link it as the go-to explainer for grid and inverter stability, especially in threads about blackouts and distributed solar.
- 5 HN recommenders 5 months 2022–2025HN cites it constantly in threads on voltage, gas stoves and boiling water as the definitive measured comparison, with the kettle coming out fastest and most efficient.
- 6 HN recommenders 5 months 2022–2025Go-to reference whenever a major blackout happens, recommended as an excellent explanation of why black starts are hard.
- 4 HN recommenders 4 months 2021–2025M Matthias random stuff · demoCited in cooling and fan-noise threads as a short video with actual data on fan placement.
- 4 HN recommenders 4 months 2020–2024Recommended as a clear explanation of pumped hydro and its limits in energy storage discussions.
- 3 HN recommenders 4 months 2018–2024D David Heinemeier Hansson · talkHN points to it as a fascinating talk that convinced many to buy air quality monitors, with citations to studies.
- 4 HN recommenders 4 months 2022–2025HN points to it as a practical, well-researched DIY demonstration of passive radiative cooling.
- 4 HN recommenders 4 months 2022–2026T Tim Callinan · documentaryRecommended whenever outages and cascading failures come up, as a classic on interdependent systems.
- 4 HN recommenders 4 months 2021–2024HN recommends it as the clearest introduction to what is inside an AC EV charging station and why it is much simpler than people assume.
- 5 HN recommenders 4 months 2020–2026The go-to recommendation to watch before buying a portable AC, cited in nearly every thread on cooling.
- 5 HN recommenders 4 months 2021–2026HN links it whenever humidifiers come up as the go-to explainer favoring simple evaporative designs over ultrasonic ones.
- 4 HN recommenders 4 months 2013–2026F fiddyschmitt · documentaryHN cites it as the canonical illustration of TV pickup and grid balancing, and as a must-see example of demand spikes.
- 4 HN recommenders 4 months 2021–2024Linked whenever commenters ask whether Sahara solar could power Europe, as a clear explanation of why it is impractical.
- 4 HN recommenders 4 months 2021–2025HN points to it as a clear explanation of why under-rated extension cords and daisy-chained power strips are dangerous.
- 4 HN recommenders 4 months 2019–2026HN commenters bring it up in geothermal, greenhouse and vertical farming threads as a low-tech example of growing citrus in a cold climate.
- 4 HN recommenders 4 months 2019–2022Offered in energy and nuclear debates as a numbers-based walkthrough of renewable storage costs, though one commenter disliked its tone.
- 4 HN recommenders 4 months 2021–2026HN commenters point to it to correct misconceptions about US voltage and to explain 240V availability in American homes.
- 3 HN recommenders 3 months 2019–2021S School of Convergence Science · talkHN brings it up in energy storage threads as a promising scalable grid storage technology, and calls it worth the hour.
- 2 HN recommenders 3 months 2025–2026B Business Insider · documentaryCited in threads on AI infrastructure as evidence of the water, power and community costs of data centers.
- 3 HN recommenders 3 months 2024–2025P Projects With Everyday Dave · demoHN points to it as real-world, side-by-side data on vertical versus angled panel orientation.
- 3 HN recommenders 3 months 2018–2021T The General Society of Mechanics and Tradesmen · talkHN recommends it as an informative talk on steam heating whose advice to respect old working systems carries over to software.
- 3 HN recommenders 3 months 2022–2023J Jon Kung · explainerHN points to it in gas-versus-induction threads as a professional chef making the positive case, including for wok cooking.
- 2 HN recommenders 2 months 2018–2021Recommended as an example of earth-sheltered housing and as part of a channel HN loves for architecture and efficiency.
- 2 HN recommenders 2 months 2019–2021B Berkeley Lab · lectureHN commenters cite it as an authoritative, entertaining source on building science, such as insulation placement and why LEED point priorities miss the mark.
- 2 HN recommenders 2 months 2019–2025HN links it as a popular, accessible introduction to indoor CO2 and its effect on thinking, in air quality threads.
- 2 HN recommenders 2 months 2021–2023HN points to it as a detailed, DIY-able design for desiccant-based cooling.
- 2 HN recommenders 2 months 2021–2023Cited as an accessible overview of the case against gas cooktops in threads on cooking, induction and indoor air quality.
- 3 HN recommenders 2 months 2025It is the standard link whenever a new Peltier or thermoelectric cooling breakthrough is posted.
- 2 HN recommenders 2 months 2025–2026HN points to it whenever a thread mixes up power and energy, such as battery specs and solar generation.
- 2 HN recommenders 2 months 2024–2026D DiEM25 · commentaryCited in UK and European electricity price threads as an explanation of marginal pricing and market design.
- 2 HN recommenders 2 months 2023–2026HN points to it as an interesting real-world example of earth-sheltered living for staying cool or warm.
- 2 HN recommenders 2 months 2021–2022T This Old House · tutorialHN recommends it as a practical breakdown of filtration versus air volume and a clever box-fan filter design.
- 3 HN recommenders 2 months 2022–2025The go-to short, accessible explainer for mains hum forensics, linked whenever recording authenticity or timestamps come up.
- 2 HN recommenders 2 months 2018–2022P paul wheaton · explainerLinked as the quickest way to grasp the rocket mass heater concept in threads on heating and thermal storage.
- 2 HN recommenders 2 months 2021–2026HN people point to it as the full explanation of how gas furnaces work, mostly in threads on heating, power outages and gas appliances.
- 2 HN recommenders 2 months 2017–2023HN recommends it as a good look at how blower door tests measure a home's energy efficiency and expose cut corners.
- 2 HN recommenders 2 months 2024–2025HN brings it up in threads on cooling, window heat gain and house design as a convincing case for awnings.
- 2 HN recommenders 2 months 2018–2021HN commenters point to it in lighting threads for its pros and cons of LED versus sodium lamps, though one calls it almost right.
- 1 HN recommenders 1 months 2021–2023Cited in grid, smart thermostat and energy storage threads as an accessible explanation of load shifting.
- 1 HN recommenders 1 months 2023–2025HN points to it in threads on radiative cooling as a hands-on explanation of passive daytime cooling.
- 1 HN recommenders 1 months 2023–2025Pointed to as a good, detailed explanation of how water heaters work and how to save power with them.
- 1 HN recommenders 1 months 2020–2026HN points to it whenever chest fridges or freezer efficiency come up, as a clear explanation of design trade-offs between efficiency and convenience.
- 1 HN recommenders 1 months 2020–2024Pointed to as a clear look at what is inside a smart meter, including anti-tamper switches and the cellular module.
- 1 HN recommenders 1 months 2020–2022Pointed to in HVAC and indoor-air threads as a hands-on look at high-end ventilation and ERV installation.
- 1 HN recommenders 1 months 2016–2020L Lux Magazine · demoHN points to it as a demonstration of artificial daylight, especially for windowless or underground rooms, and to date the technology to 2014.
- 1 HN recommenders 1 months 2019–2024HN commenters cite it as a teardown from a YouTuber who dissects appliances, showing live wires in contact with water.
- 1 HN recommenders 1 months 2021–2025Recommended as an entertaining primer on grid problems, and cited for aging equipment causing fires.
- 1 HN recommenders 1 months 2024–2026C Chris Boden · demoHN links it in power grid threads as a concrete demonstration of generator synchronization.
- cited 7× 0 months 2019–2023HN cites it whenever grid storage or pumped hydro comes up, as an accessible example of storage at scale.
- cited 3× 0 months 2018–2022M Matt Brink · demoCited as a striking example of live-line work and of potential equalization, with the air as the insulator.
- cited 3× 0 months 2016–2020Cited as an example of Orkney's grid innovation and role as a test site for renewable tech.
- cited 5× 0 months 2020–2025HN commenters bring it up in EV-adoption threads as an answer to how people without driveways can charge on the street.
- cited 4× 0 months 2021–2022S Skill Builder · commentaryHN uses it mostly as a contrarian or skeptical reference, with some commenters noting it glosses over details.
- cited 3× 0 months 2019–2026T This Old House · tutorialHN cites it as a practical demonstration of reusing AC waste heat, in threads about heat recovery.
- cited 3× 0 months 2021–2024M MuckRock · demoHN cites it as proof that cyberattacks can physically destroy power grid equipment.
- cited 3× 0 months 2018–2019Cited as a quick explainer in threads about rooftop solar, renewables, and grid load.
- cited 3× 0 months 2012–2021E emfhomesafety · demoHN cites it as a striking demonstration that fluorescent tubes glow under power lines without wiring.
- cited 3× 0 months 2023–2026Cited as the data-backed source for the claim that electric and induction stoves boil water as fast as or faster than gas.
Questions
What is the most recommended power grid, heating & buildings video on Hacker News?
Heat Pumps: the Future of Home Heating by Technology Connections: HN's default recommendation for a friendly, thorough introduction to heat pumps and why they are so efficient.
How is this power grid, heating & buildings list ranked?
By HackerTube's score: the number of distinct months in which an HN comment recommended the video, plus half a point for every month with a strong recommendation. One viral thread counts less than steady recommendations over years.
Where do the videos come from?
From every Hacker News comment between 2007 and 2026 that linked a YouTube video, labeled by an AI model as a recommendation, a citation, a joke or a criticism. The list is published by HackerTube under ODC-By 1.0; this edition adds indexable pages and the comment context.
Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.