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Video projectors used to be ridiculously cool

Technology ConnectionsOct 19, 2025

PT32M27S

The "standard" car charger is usually overkill—but your electrician might not know that

Technology ConnectionsJun 15, 2025

1.3m

PT28M56S

The clever feature that makes cheap heaters safe — and why they're actually dangerous

Technology ConnectionsFeb 22, 2025

2.5m

5.3m

PT20M37S

Induction cooking - but what about woks?

Technology ConnectionsAug 31, 2024

1.5m

PT23M39S

Door closers: ubiquitous, yet unloved and often maladjusted

Technology ConnectionsAug 22, 2024

1.7m

PT16M13S

Passive infrared motion sensors: a two-bit camera powered by crystals

Technology ConnectionsJul 25, 2024

1.1m

PT36M31S

Simmerstats: The genius old tech that controls your stovetop

Technology ConnectionsApr 24, 2024

2.1m

PT27M59S

Bright from the Start: GE's CFL with an incandescent trick up its sleeve

Technology ConnectionsApr 1, 2024

913k

PT33M53S

Flash photography used to be pretty wild

Technology ConnectionsFeb 2, 2024

2.2m

PT1H3M33S

This goofy fridge has a really clever design. It's also kinda terrible.

Technology ConnectionsDec 22, 2023

4.5m

PT36M27S

Digital audio needed videotape to be possible - and the early days were wild!

Technology ConnectionsJun 9, 2023

1.3m

PT40M44S

Sony Betacam: Not the Beta you're thinking of (it's way better)

Technology ConnectionsMay 9, 2023

2.3m

PT25M50S

Contactors: how we power the big stuff

Technology ConnectionsApr 24, 2023

1.4m

PT40M50S

Plug-n-play solutions for home electrification, and options for power outages (Part 2)

Technology ConnectionsMar 30, 2023

1m

PT24M27S

This TV gadget censors bad words with 1980's tech

Technology ConnectionsNov 9, 2022

3.1m

PT57M50S

A Complete Beginner's Guide to Electric Vehicles

Technology ConnectionsSep 9, 2022

1.8m

PT21M48S

Lessons from a Can Opener

Technology ConnectionsJan 14, 2022

2.8m

PT17M28S

This digital piano has some very clever controls

Technology ConnectionsNov 20, 2021

1.2m

PT24M26S

Batteries aren't the only way to store energy. Here's another.

Technology ConnectionsJul 20, 2021

1.4m

PT17M49S

Exploring the Technology Connections Set (1 million subscribers special)

Technology ConnectionsJan 22, 2021

628k

Forced-air Furnaces: The What, Why, and How

Technology ConnectionsDec 19, 2020

The Computer-free Automation of a Jukebox (Electromechanics)

Technology ConnectionsDec 18, 2020

PT24M26S

The US electrical system is not 120V

Technology ConnectionsJun 22, 2020

2.9m

PT12M45S

Pulse Oximeters; An Amazing Use of Light

Technology ConnectionsMay 22, 2020

1.2m

PT20M27S

DVD+R and DVD-R; What was that about?

Technology ConnectionsApr 29, 2020

2.6m

PT24M58S

Coffee Percolators: An Explanation and Roast

Technology ConnectionsApr 17, 2020

3m

PT26M54S

Chest Freezers; What they tell us about designing for X

Technology ConnectionsApr 7, 2020

2.7m

Flexplay: The Disposable DVD that Failed (Thankfully)

Technology ConnectionsDec 19, 2019

The Antique Toaster that's Better than Yours

Technology ConnectionsDec 18, 2019

Sony's Clever but Flawed PlayStation Copy Protection--And How They Might Have Fixed It

Technology ConnectionsDec 19, 2018

LightScribe: HP's Clever Twist on the CD Burner

Technology ConnectionsDec 19, 2018

Dissecting the CD Player: How to Turn Shiny Plastic into Music

Technology ConnectionsDec 18, 2018

Featured Results

It's the Christmas light video again - 2025 edition

My car charger can boil water really fast

Video projectors used to be ridiculously cool

The "standard" car charger is usually overkill—but your electrician might not know that

The clever feature that makes cheap heaters safe — and why they're actually dangerous

I bought a freeze dryer so you don't have to

The step-by-step, mechanical logic of old pinball machines

Thermoelectric cooling: it's not great.

Induction cooking - but what about woks?

Door closers: ubiquitous, yet unloved and often maladjusted

Passive infrared motion sensors: a two-bit camera powered by crystals

Simmerstats: The genius old tech that controls your stovetop

Bright from the Start: GE's CFL with an incandescent trick up its sleeve

Flash photography used to be pretty wild

This goofy fridge has a really clever design. It's also kinda terrible.

Digital audio needed videotape to be possible - and the early days were wild!

Sony Betacam: Not the Beta you're thinking of (it's way better)

Contactors: how we power the big stuff

Plug-n-play solutions for home electrification, and options for power outages (Part 2)

This TV gadget censors bad words with 1980's tech

A Complete Beginner's Guide to Electric Vehicles

Lessons from a Can Opener

This digital piano has some very clever controls

Batteries aren't the only way to store energy. Here's another.

Exploring the Technology Connections Set (1 million subscribers special)

Forced-air Furnaces: The What, Why, and How

The Computer-free Automation of a Jukebox (Electromechanics)

The US electrical system is not 120V

Pulse Oximeters; An Amazing Use of Light

DVD+R and DVD-R; What was that about?

Coffee Percolators: An Explanation and Roast

Chest Freezers; What they tell us about designing for X

Flexplay: The Disposable DVD that Failed (Thankfully)

The Antique Toaster that's Better than Yours

Sony's Clever but Flawed PlayStation Copy Protection--And How They Might Have Fixed It

LightScribe: HP's Clever Twist on the CD Burner

Dissecting the CD Player: How to Turn Shiny Plastic into Music

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Featured Results

It&#39;s the Christmas light video again - 2025 edition

My car charger can boil water really fast

Video projectors used to be ridiculously cool

The "standard" car charger is usually overkill—but your electrician might not know that

The clever feature that makes cheap heaters safe — and why they're actually dangerous

I bought a freeze dryer so you don't have to

The step-by-step, mechanical logic of old pinball machines

Thermoelectric cooling: it's not great.

Induction cooking - but what about woks?

Door closers: ubiquitous, yet unloved and often maladjusted

Passive infrared motion sensors: a two-bit camera powered by crystals

Simmerstats: The genius old tech that controls your stovetop

Bright from the Start: GE's CFL with an incandescent trick up its sleeve

Flash photography used to be pretty wild

This goofy fridge has a really clever design. It's also kinda terrible.

Digital audio needed videotape to be possible - and the early days were wild!

Sony Betacam: Not the Beta you're thinking of (it's way better)

Contactors: how we power the big stuff

Plug-n-play solutions for home electrification, and options for power outages (Part 2)

This TV gadget censors bad words with 1980's tech

A Complete Beginner's Guide to Electric Vehicles

Lessons from a Can Opener

This digital piano has some very clever controls

Batteries aren't the only way to store energy. Here's another.

Exploring the Technology Connections Set (1 million subscribers special)

Forced-air Furnaces: The What, Why, and How

The Computer-free Automation of a Jukebox (Electromechanics)

The US electrical system is not 120V

Pulse Oximeters; An Amazing Use of Light

DVD+R and DVD-R; What was that about?

Coffee Percolators: An Explanation and Roast

Chest Freezers; What they tell us about designing for X

Flexplay: The Disposable DVD that Failed (Thankfully)

The Antique Toaster that's Better than Yours

Sony's Clever but Flawed PlayStation Copy Protection--And How They Might Have Fixed It

LightScribe: HP's Clever Twist on the CD Burner

Dissecting the CD Player: How to Turn Shiny Plastic into Music

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It's the Christmas light video again - 2025 edition