CHANNEL ARCHIVE · 55 VIDEOS

Videos from Technology Connections

This channel appears on 55 videos in the SignalTube snapshot. The list is sorted by distinct Hacker News recommenders, with catalog score used as a tie-breaker. These counts describe Hacker News discussion activity, not YouTube views. Open a detail page to see topic tags, a short original guide, and links to the source comments.

1
Heat Pumps: the Future of Home Heating
17 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2026.
17 recommenders
2
Detergent packs are kinda wishy-washy (Dishwashers Explained)
15 distinct Hacker News commenters recommended this explainer about Home, DIY & practical skills; the recorded mentions span 2021–2025.
15 recommenders
3
The Antique Toaster that's Better than Yours
12 distinct Hacker News commenters recommended this explainer about Mechanical & precision engineering; the recorded mentions span 2019–2025.
12 recommenders
4
You are being misled about renewable energy technology.
12 distinct Hacker News commenters recommended this explainer about Renewables, batteries & storage; the recorded mentions span 2026–2026.
12 recommenders
5
I messed up. You're using too much detergent.
10 distinct Hacker News commenters recommended this explainer about Home, DIY & practical skills; the recorded mentions span 2021–2025.
10 recommenders
6
Why Heat Pumps are Immensely Important Right Now
9 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2022–2023.
9 recommenders
7
Longer-lasting light bulbs: it was complicated
9 distinct Hacker News commenters recommended this explainer about Engineering & making (other); the recorded mentions span 2023–2026.
9 recommenders
8
Brown; color is weird
8 distinct Hacker News commenters recommended this explainer about Everyday physics & science demos; the recorded mentions span 2020–2026.
8 recommenders
9
The LED Traffic Light and the Danger of "But Sometimes!"
7 distinct Hacker News commenters recommended this explainer about Transit, cities & urban planning; the recorded mentions span 2019–2024.
7 recommenders
10
Drip Coffee Makers — super simple, super cheap
7 distinct Hacker News commenters recommended this explainer about Mechanical & precision engineering; the recorded mentions span 2022–2024.
7 recommenders
11
The Antique Microwave Oven that's Better than Yours
7 distinct Hacker News commenters recommended this explainer about Product & industrial design; the recorded mentions span 2020–2025.
7 recommenders
12
Ground Source / Geothermal Heat Pumps and Other Info
6 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2026.
6 recommenders
13
Old-fashioned rice cookers are extremely clever
6 distinct Hacker News commenters recommended this explainer about Everyday physics & science demos; the recorded mentions span 2020–2025.
6 recommenders
14
Old pinball machines are amazingly complex
6 distinct Hacker News commenters recommended this explainer about Mechanical & precision engineering; the recorded mentions span 2023–2026.
6 recommenders
15
Your dishwasher is better than you think (tips, tricks, and how they work)
6 distinct Hacker News commenters recommended this explainer about Home, DIY & practical skills; the recorded mentions span 2024–2026.
6 recommenders
16
Heat Pumps are Not Hard: Here's what it will take to start pumping
5 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2022–2023.
5 recommenders
17
Why don't Americans use electric kettles?
5 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2022–2025.
5 recommenders
18
Portable Air Conditioners - Why you shouldn't like them
5 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2020–2026.
5 recommenders
19
Humidifiers: Simpler is better?
5 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2026.
5 recommenders
20
Electric car chargers aren't chargers at all – EVSE Explained
4 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2021–2024.
4 recommenders
21
Perhaps the weakest link in the US electrical system
4 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2025.
4 recommenders
22
The US electrical system is not 120V
4 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2026.
4 recommenders
23
Old car headlights were all the same — which was a fairly bright idea
4 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2022–2023.
4 recommenders
24
A Complete Beginner's Guide to Electric Vehicles
3 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2022–2026.
3 recommenders
25
LED Experiments: Making Holiday Lights Less Garish
3 distinct Hacker News commenters recommended this demo about Electronics & circuit design; the recorded mentions span 2021–2024.
3 recommenders
26
The Superheterodyne Radio: No really, that's its name
3 distinct Hacker News commenters recommended this explainer about Electronics & circuit design; the recorded mentions span 2019–2024.
3 recommenders
27
E-Ink on Android, and other new things!
3 distinct Hacker News commenters recommended this demo about Consumer devices & gadgets; the recorded mentions span 2020–2020.
3 recommenders
28
The Best Easy Way to Capture Analog Video (it's a little weird)
3 distinct Hacker News commenters recommended this tutorial about Audio & video engineering; the recorded mentions span 2019–2022.
3 recommenders
29
Thermoelectric cooling: it's not great.
3 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2025–2025.
3 recommenders
30
The Computer-free Automation of a Jukebox (Electromechanics)
2 distinct Hacker News commenters recommended this explainer about Mechanical & precision engineering; the recorded mentions span 2020–2021.
2 recommenders
31
How Analog Color TV Works: The Beginnings
2 distinct Hacker News commenters recommended this explainer about Audio & video engineering; the recorded mentions span 2019–2026.
2 recommenders
32
Why Sony's Beta Videotape System Failed--and failed hard (Part 1)
2 distinct Hacker News commenters recommended this explainer about Audio & video engineering; the recorded mentions span 2022–2026.
2 recommenders
33
The Senseless Ambiguity of North American Turn Signals
2 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2020–2024.
2 recommenders
34
Power is not energy: why the difference matters
2 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2025–2026.
2 recommenders
35
Algorithms are breaking how we think
2 distinct Hacker News commenters recommended this commentary about Futurism & technology and society; the recorded mentions span 2025–2025.
2 recommenders
36
The simple, clever sensor behind automatic windshield wipers
2 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2024–2026.
2 recommenders
37
How to design an actually good toaster with lessons from the 1940's
2 distinct Hacker News commenters recommended this explainer about Product & industrial design; the recorded mentions span 2022–2024.
2 recommenders
38
Forced-air Furnaces: The What, Why, and How
2 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2026.
2 recommenders
39
Awnings: a simple cooling tech we apparently forgot about
2 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2024–2025.
2 recommenders
40
The LED's Challenge to High Pressure Sodium
2 distinct Hacker News commenters recommended this explainer about Everyday physics & science demos; the recorded mentions span 2018–2021.
2 recommenders
41
These Are Not Pixels: Revisited
2 distinct Hacker News commenters recommended this explainer about Audio & video engineering; the recorded mentions span 2018–2023.
2 recommenders
42
Why it's not possible to synchronize turn signals (but also absolutely is)
1 distinct Hacker News commenters recommended this explainer about Cars, EVs & motorcycles; the recorded mentions span 2021–2024.
1 recommenders
43
The CED: RCA's Very Late, Very Weird Video Gamble (Pt. 1)
1 distinct Hacker News commenters recommended this documentary about Audio & video engineering; the recorded mentions span 2019–2025.
1 recommenders
44
Batteries aren't the only way to store energy. Here's another.
1 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2021–2023.
1 recommenders
45
A simple water heater is more clever than it seems
1 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2023–2025.
1 recommenders
46
Chest Freezers; What they tell us about designing for X
1 distinct Hacker News commenters recommended this explainer about Power grid, heating & buildings; the recorded mentions span 2020–2026.
1 recommenders
47
The step-by-step, mechanical logic of old pinball machines
1 distinct Hacker News commenters recommended this explainer about Electronics & circuit design; the recorded mentions span 2024–2025.
1 recommenders
48
Lessons from a Can Opener
1 distinct Hacker News commenters recommended this explainer about Product & industrial design; the recorded mentions span 2022–2023.
1 recommenders