Back in the 1980s, a viable modem cost hundreds of dollars. Even in the 1990s, you were looking at spending a a Benjamin or two to get computer squawking down …read more (https://hackaday.com/2025/01/20/a-quarter-and-a-dime-will-get-you-a-commodore-64-softmodem/)

From Retro to Radiant: 3D Tetris On A LED Matrix
https://hackaday.com/2025/01/21/from-retro-to-radiant-3d-tetris-on-a-led-matrix/

We love seeing retro games evolve into new, unexpected dimensions. Enter [Markus]’ adaptation of 3D Tetris on a custom-built 3x3x12 RGB LED matrix. Developed as a university project, this open-source …read more (https://hackaday.com/2025/01/21/from-retro-to-radiant-3d-tetris-on-a-led-matrix/)

Cyber Walkman Does It In Style
https://hackaday.com/2025/01/21/cyber-walkman-does-it-in-style/

One of the best things about adulthood is that finally we get to, in most cases, afford ourselves the things that our parents couldn’t (or just didn’t for whatever reason). …read more (https://hackaday.com/2025/01/21/cyber-walkman-does-it-in-style/)

Mining and Refining: The Halogens
https://hackaday.com/2025/01/21/mining-and-refining-the-halogens/

I was looking at the periodic table of the elements the other day, as one does, when my eye fell upon the right-hand side of the chart. Right next to …read more (https://hackaday.com/2025/01/21/mining-and-refining-the-halogens/)

Family Bass Is Musical NES Magic
https://hackaday.com/2025/01/21/family-bass-is-musical-nes-magic/

The Family BASIC keyboard was a peripheral that was built for programming on the Nintendo Family Computer, or Famicom.  As [Linus Åkesson] demonstrates, though, it can do so much more. …read more (https://hackaday.com/2025/01/21/family-bass-is-musical-nes-magic/)

Hydroelectric Generator Gets Power From Siphoning
https://hackaday.com/2025/01/21/hydroelectric-generator-gets-power-from-siphoning/

Siphons are one of those physics phenomena that, like gyroscopes, non-Newtonian fluids, and electricity, seem almost magical. Thanks to atmospheric pressure, simply filling a tube with liquid and placing the …read more (https://hackaday.com/2025/01/21/hydroelectric-generator-gets-power-from-siphoning/)

Interactive LED Matrix Is A Great Way To Learn About Motion Controls
https://hackaday.com/2025/01/21/interactive-led-matrix-is-a-great-way-to-learn-about-motion-controls/

It’s simple enough to wire up an LED matrix and have it display some pre-programmed routines. What can be more fun is when the LEDs are actually interactive in some …read more (https://hackaday.com/2025/01/21/interactive-led-matrix-is-a-great-way-to-learn-about-motion-controls/)

Probably Ruining a Keyboard For Science
https://hackaday.com/2025/01/21/probably-ruining-a-keyboard-for-science/