We’re sure thousands of hours have been spent in Minecraft implementing digital logic. Inspired by that, [lynnpepin] created a digital logic simulator named Reso that is based on pixels rather …read more (https://hackaday.com/2022/02/16/a-png-based-circuit-simulator/)

Coin-Operated Graphing Calculator Console
https://hackaday.com/2022/02/16/coin-operated-graphing-calculator-console/

pictures from Hackaday.io project gallery
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/02/coin-feature.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/02/coin-feature.png?w=800">Longtime hacker [Peter Jansen] was so impressed with a piece in The Onion from last year that he decided to build this coin-operated Texas Instruments graphing calculator console on a …read more (https://hackaday.com/2022/02/16/coin-operated-graphing-calculator-console/)

Sending MIDI Wirelessly With The nRF24L01
https://hackaday.com/2022/02/17/sending-midi-wirelessly-with-the-nrf24l01/

MIDI is a standard known by musicians and instruments all over the world. The basic twist on regular serial has helped studios around the world to work more efficiently. [Kevin] …read more (https://hackaday.com/2022/02/17/sending-midi-wirelessly-with-the-nrf24l01/)

High-Power Laser Salvaged from Headlights
https://hackaday.com/2022/02/17/high-power-laser-salvaged-from-headlights/

[DiodeGoneWild]’s latest video lives up to the name. He takes apart a laser headlight to recover a pretty powerful blue laser. You can see the video, below. The headlights work …read more (https://hackaday.com/2022/02/17/high-power-laser-salvaged-from-headlights/)

The Electrifying Debate Around Where Lightning Comes From
https://hackaday.com/2022/02/17/the-electrifying-debate-around-where-lightning-comes-from/

Along with many other natural phenomena, lightning is probably familiar to most. Between its intense noise and visuals, there is also very little disagreement that getting hit by a lightning …read more (https://hackaday.com/2022/02/17/the-electrifying-debate-around-where-lightning-comes-from/)

PendulumSynth Ties Music and Physics Together
https://hackaday.com/2022/02/17/pendulumsynth-ties-music-and-physics-together/

Many musicians will be familiar with the metronome, a pendulum charged with generating a rhythmic tick to keep one’s performance in regular time. With PendulumSynth, [mrezanvari] takes the same basic …read more (https://hackaday.com/2022/02/17/pendulumsynth-ties-music-and-physics-together/)

Remoticon 2021 // Matt Venn Helps You Make ASICS
https://hackaday.com/2022/02/17/remoticon-2021-matt-venn-helps-you-make-asics/

What would you make if you were given about ten square millimeters of space on a silicon wafer on a 130 nm process? That’s the exact question that the Open …read more (https://hackaday.com/2022/02/17/remoticon-2021-matt-venn-helps-you-make-asics/)