China is developing a next-generation maglev system designed to reach 1,000 km/h by combining magnetic levitation with low vacuum tube travel. This video breaks down how it works, why it goes far ...

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 ...

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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,.

Treat the food and drink lovers in your life to festive cookies or homemade cocktail syrups and candy this holiday season. Ashley Day is Food & Wine's associate editorial director. She's edited and ...