In the early 2000s, the idea that you could write programs on microcontrollers that did things in the physical world, like run motors or light up LEDs, was kind of …read more (https://hackaday.com/2025/03/08/physical-computing-used-to-be-a-thing/)

Transceiver Reveals Unusual Components
https://hackaday.com/2025/03/08/transceiver-reveals-unusual-components/

[MSylvain59] likes to tear down old surplus, and in the video below, he takes apart a German transceiver known as a U-600M. From the outside, it looks like an unremarkable …read more (https://hackaday.com/2025/03/08/transceiver-reveals-unusual-components/)

Expensive Camera, Cheap 3D-Printed Lens
https://hackaday.com/2025/03/08/expensive-camera-cheap-3d-printed-lens/

If you’re a photography enthusiast, you probably own quite a few cameras, but the chances are your “good” one will have interchangeable lenses. Once you’ve exhausted the possibilities of the …read more (https://hackaday.com/2025/03/08/expensive-camera-cheap-3d-printed-lens/)

Writing an OLED Display Driver in MicroZig
https://hackaday.com/2025/03/08/writing-an-oled-display-driver-in-microzig/

Although most people would use C, C++ or MicroPython for programming microcontrollers, there are a few more obscure options out there as well, with MicroZig being one of them. Recently …read more (https://hackaday.com/2025/03/08/writing-an-oled-display-driver-in-microzig/)

Fictional Computers: EMERAC was the Chatbot of 1957
https://hackaday.com/2025/03/08/fictional-computers-emerac-was-the-chatbot-of-1957/

Movies mirror the time they were made. [ErnieTech] asserts that we can see what people thought about computers back in 1957 by watching the classic Spencer Tracy/Katharine Hepburn movie “Desk …read more (https://hackaday.com/2025/03/08/fictional-computers-emerac-was-the-chatbot-of-1957/)

Retrotechtacular: Better Living Through Nuclear Chemistry
https://hackaday.com/2025/03/08/retrotechtacular-better-living-through-nuclear-chemistry/

The late 1950s were such an optimistic time in America. World War II had been over for less than a decade, the economy boomed thanks to pent-up demand after years …read more (https://hackaday.com/2025/03/08/retrotechtacular-better-living-through-nuclear-chemistry/)

The Coolest Batteries You’ve Never Heard Of
https://hackaday.com/2025/03/09/the-coolest-batteries-youve-never-heard-of/

Imagine cooling your building with the same principle that kept Victorian-era icehouses stocked with lake-frozen blocks, but in modern form. That’s the idea behind ice batteries, a clever energy storage …read more (https://hackaday.com/2025/03/09/the-coolest-batteries-youve-never-heard-of/)

Fixing an Unpleasant SD Card Slot Issue In a NanoVNA
https://hackaday.com/2025/03/09/fixing-an-unpleasant-sd-card-slot-issue-in-a-nanovna/

SD cards & the much smaller microSD cards are found on many devices, with the card often accessible from outside the enclosure. Unfortunately there’s a solid chance that especially small …read more (https://hackaday.com/2025/03/09/fixing-an-unpleasant-sd-card-slot-issue-in-a-nanovna/)

Taming the Wobble: An Arduino Self-Balancing Bot
https://hackaday.com/2025/03/09/taming-the-wobble-an-arduino-self-balancing-bot/