How small can an electric motor be without resorting to manufacturing methods like lithography? In a recent video, [Chronova Engineering] on YouTube tries to replicate the 1960 McLellan motor that …read more (https://hackaday.com/2025/01/27/building-the-feynman-motor-that-fits-through-a-sewing-needles-eye/)

Contrails Are A Hot Topic, But What Is To Be Done?
https://hackaday.com/2025/01/27/contrails-are-a-hot-topic-but-what-is-to-be-done/

Most of us first spot them as children—the white lines in the blue sky that are the telltale sign of a flight overhead. Contrails are an instant visual reminder of …read more (https://hackaday.com/2025/01/27/contrails-are-a-hot-topic-but-what-is-to-be-done/)

The FTC Take Action, Is Time Finally Up For John Deere On Right To Repair?
https://hackaday.com/2025/01/27/the-ftc-take-action-is-time-finally-up-for-john-deere-on-right-to-repair/

Over the last decade we have brought you frequent reports not from the coolest of hackerspaces or the most bleeding edge of engineering in California or China, but from the …read more (https://hackaday.com/2025/01/27/the-ftc-take-action-is-time-finally-up-for-john-deere-on-right-to-repair/)

New Open Source DeepSeek V3 Language Model Making Waves
https://hackaday.com/2025/01/27/new-open-source-deepseek-v3-language-model-making-waves/

In the world of large language models (LLMs) there tend to be relatively few upsets ever since OpenAI barged onto the scene with its transformer-based GPT models a few years …read more (https://hackaday.com/2025/01/27/new-open-source-deepseek-v3-language-model-making-waves/)

A Low Voltage Solder Gun From Scratch
https://hackaday.com/2025/01/27/a-low-voltage-solder-gun-from-scratch/

We’re used to those high voltage projects which use a self-oscillating transformer circuit with a TV flyback winding, and we have even at times railed against them for their inefficiency …read more (https://hackaday.com/2025/01/27/a-low-voltage-solder-gun-from-scratch/)

DIY Probe Clamps to Ease Your PCB Work
https://hackaday.com/2025/01/27/diy-probe-clamps-to-ease-your-pcb-work/

Those of us familiar with PCB work would agree that anything that helps hold probes secure and hands-free to components, traces, or test points is worth looking at. That’s where …read more (https://hackaday.com/2025/01/27/diy-probe-clamps-to-ease-your-pcb-work/)

Film Capacitors Can Go In The Wrong Way Round? Who Knew!
https://hackaday.com/2025/01/27/film-capacitors-can-go-in-the-wrong-way-round-who-knew/

You can work with a part for many decades, and still learn something new about it. At least we can, and we don’t mind admitting it. Take film capacitors — …read more (https://hackaday.com/2025/01/27/film-capacitors-can-go-in-the-wrong-way-round-who-knew/)

A Little Pigment Helps with Laser Glass Engraving
https://hackaday.com/2025/01/28/a-little-pigment-helps-with-laser-glass-engraving/