A continuity tester that indicates the resistance of, say, PCB traces with musically-related tones, whose pitch changes with ...

F1’s 2025 world championship delivered edge-of-the-seat drama and unpredictable twists - and you’ve chosen the standout ...

Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based ...

Crazy Tube Circuits sure knows how to put a twofer together. Think the Unobtanium, which combined a Dumble-inspired preamp with a Klon-style overdrive, or the Heatseeker, which was an all-in-one ...

Editors’ Choice 2025 turntables show prices are up and cheap decks still disappoint. Choosing a long-term table now takes more thought—but pays off in music.

A technical paper titled “AutoCRAFT: Layout Automation for Custom Circuits in Advanced FinFET Technologies” was published by researchers at UT Austin and NVIDIA. “This paper presents AutoCRAFT, an ...

KOHLER backup generators automatically switch on in the event of a power outage. Generators help run electricity to your home for appliances, whole-home circuits, sump pumps, HVAC units and water ...

If you often lose power where you live, whether because of seasonal storms such as hurricanes or due to other problems with the electrical grid, having a whole-house generator can be very convenient.

At the tail end of my September 1 teardown of EBL’s first-generation 8-bay battery charger: I tacked on a one-paragraph confession, with an accompanying photo that as usual, included a 0.75″ (19.1 mm) ...

In physics and materials science, the term "spin chirality" refers to an asymmetry in the arrangement of spins (i.e., the intrinsic angular momentum of particles) in magnetic materials. This asymmetry ...

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 ...