Yamato-1: the World’s First Ship With Magnetohydrodynamic Propulsion
https://hackaday.com/2026/01/10/yamato-1-the-worlds-first-ship-with-magnetohydrodynamic-propulsion/

Although the humble propeller and its derivatives still form the primary propulsion method for ships, this doesn’t mean that alternative methods haven’t been tried. One of the more fascinating ones …read more (https://hackaday.com/2026/01/10/yamato-1-the-worlds-first-ship-with-magnetohydrodynamic-propulsion/)

Texas Instruments Explain Low-Dropout Linear Voltage Regulators
https://hackaday.com/2026/01/10/texas-instruments-explain-low-dropout-linear-voltage-regulators/

Today in power electronics, the folks over at Texas Instruments have put together a video covering low-dropout (LDO) linear regulators. For a hacker, power is pretty fundamental, so it behooves …read more (https://hackaday.com/2026/01/10/texas-instruments-explain-low-dropout-linear-voltage-regulators/)

For the Fun of It
https://hackaday.com/2026/01/10/for-the-fun-of-it/

I was off at the Chaos Communication Congress last weekend, and one of the big attractions for one who is nerdily inclined is seeing all of the personal projects that …read more (https://hackaday.com/2026/01/10/for-the-fun-of-it/)

Multi-material Parts the Easy Way
https://hackaday.com/2026/01/10/multi-material-parts-the-easy-way/

You have a part that needs different colors or different material properties — with a multi-color 3D printer, no problem. You can also laboriously switch filaments on a single-color printer. …read more (https://hackaday.com/2026/01/10/multi-material-parts-the-easy-way/)

Simplifying the SmartKnob
https://hackaday.com/2026/01/10/simplifying-the-smartknob/

A knob can make a surprisingly versatile interface, particularly if it’s the SmartKnob, which builds a knob around a BLDC motor for programmable haptic response. It can rotate freely or …read more (https://hackaday.com/2026/01/10/simplifying-the-smartknob/)

A 1990s VNA Gets An LCD
https://hackaday.com/2026/01/10/a-1990s-vna-gets-an-lcd/

A Vector Network Analyser, or VNA, is the ultimate multi-tool of RF test equipment. They can now be had in not very capable form for almost pocket money prices, but …read more (https://hackaday.com/2026/01/10/a-1990s-vna-gets-an-lcd/)

ESP with EEG — No, Not That ESP!
https://hackaday.com/2026/01/10/esp-with-eeg-no-not-that-esp/