Tiny Bubbles in the Memory
https://hackaday.com/2025/03/31/tiny-bubbles-in-the-memory/

We are always fascinated by bubble memory. In the late 1970s, this was the “Next Big Thing” that, as you may have guessed, was, in fact, not the next big …read more (https://hackaday.com/2025/03/31/tiny-bubbles-in-the-memory/)

DIY Linear Tubular Motor Does Precise Slides
https://hackaday.com/2025/03/31/diy-linear-tubular-motor-does-precise-slides/

We’ve seen plenty of motor projects, but [Jeremy]’s DIY Tubular Linear Motor is a really neat variety of stepper motor in a format we certainly don’t see every day. It …read more (https://hackaday.com/2025/03/31/diy-linear-tubular-motor-does-precise-slides/)

Keebin’ with Kristina: the One with the Leather Keyboard
https://hackaday.com/2025/03/31/keebin-with-kristina-the-one-with-the-leather-keyboard/

Are you eager to get your feet wet in the keyboard surf, but not quite ready to stand up and ride the waves of designing a full-size board? You should …read more (https://hackaday.com/2025/03/31/keebin-with-kristina-the-one-with-the-leather-keyboard/)

A SNES CPU Replacement Via FPGA
https://hackaday.com/2025/03/31/a-snes-cpu-replacement-via-fpga/

Let’s say you had a SNES with a busted CPU. What would you do? Your SNES would be through! That is, unless, you had a replacement based on an FPGA. …read more (https://hackaday.com/2025/03/31/a-snes-cpu-replacement-via-fpga/)

Zink is Zero Ink — Sort Of
https://hackaday.com/2025/03/31/zink-is-zero-ink-sort-of/

When you think of printing on paper, you probably think of an ink jet or a laser printer. If you happen to think of a thermal printer, we bet you …read more (https://hackaday.com/2025/03/31/zink-is-zero-ink-sort-of/)

Building a Sliding Tile Clock
https://hackaday.com/2025/03/31/building-a-sliding-tile-clock/

Hackers like making clocks, and we like reporting on them around these parts. Particularly if they’ve got a creative mechanism that we haven’t seen before. This fine timepiece from [gooikerjh] …read more (https://hackaday.com/2025/03/31/building-a-sliding-tile-clock/)

Levitating Lego Generator Runs On Air
https://hackaday.com/2025/03/31/levitating-lego-generator-runs-on-air/

[Jamie] decided to build a generator, and Lego is his medium of choice. Thus was created a fancy levitating generator that turns a stream of air into electricity.  The basic …read more (https://hackaday.com/2025/03/31/levitating-lego-generator-runs-on-air/)

A Music Box Commanded By NFC Tags
https://hackaday.com/2025/03/31/a-music-box-commanded-by-nfc-tags/

[Luca Dentella] recently encountered a toy, which was programmed to read different stories aloud based on the figurine placed on top. It inspired him to build an audio device using …read more (https://hackaday.com/2025/03/31/a-music-box-commanded-by-nfc-tags/)