In this video I've made a hot wire Styrofoam cutter. I'll be using it to cut the airfoil on the wings for an upcoming model airplane build. The hot wire cutter is powered by a transformer from an old ...

An antique TV turns out to be a great retro plant stand. With just a few modifications, it can be a functional and stylish display for your greenery.

Second generation écoute vacuum tube wireless noise cancelling headphones improve comfort and sound in a slightly modified design. What if headphones were not trying to imitate a hi-fi system but ...

Older table-top AC-DC radios used a classic line-up of tubes. Think 12SA7, 12SK7,12SQ7, 35Z5GT, and 50L6GT. As I grew into my teens, I got interested in how these radios worked and soon discovered ...

Recipes you want to make. Cooking advice that works. Restaurant recommendations you trust.

Before transistors or microchips, the earliest computers relied on vacuum tubes — glass bulbs that glowed like small light bulbs and acted as electronic switches. Each tube could represent a one or ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Plenty of readers will be familiar with CRT televisions, not least because many of us use them with retrocomputers and consoles. But perhaps fewer will have worked with CRTs themselves as components, ...

Please provide your email address to receive an email when new articles are posted on . 4D model-guided cardiac resynchronization lead placement improved left ventricular function vs. standard care.

President Trump signed an executive order to prohibit federal funds from going to K-12 public schools that teach critical race theory (CRT) or gender issues. The order, which could quickly face legal ...

IN my letter published in the last number of NATURE I omitted to say that we have compared vacuum tubes without electrodes with a tube containing water. A tube was filled about nine-tenths full of ...

At this point, any serious retro gamer knows that a bulky cathode ray tube (CRT) TV provides the most authentic, lag-free experience for game consoles that predate the era of flat-panel HDTVs (i.e,.