Pianolizer Helps Your Musical Projects Distinguish Notes
https://hackaday.com/2022/04/26/pianolizer-helps-your-musical-projects-distinguish-notes/

[Stanislaw Pusep] has gifted us with the Pianolizer project – an easy-to-use toolkit for music exploration and visualization, an audio spectrum analyzer helping you turn sounds into piano notes. You …read more (https://hackaday.com/2022/04/26/pianolizer-helps-your-musical-projects-distinguish-notes/)

Modern Wildfires And Their Effect On The Ozone Layer
https://hackaday.com/2022/04/26/modern-wildfires-and-their-effect-on-the-ozone-layer/

The ozone layer is a precious thing, helping protect the Earth from the harshest of the sun’s radiative output. If anything were to damage this layer, we’d all feel the …read more (https://hackaday.com/2022/04/26/modern-wildfires-and-their-effect-on-the-ozone-layer/)

2022 Sci-Fi Contest: Multi-Sensor Measurement System
https://hackaday.com/2022/04/26/2022-sci-fi-contest-multi-sensor-measurement-system/

Many sci-fi movies and TV shows feature hand-held devices capable of sensing all manner of wonderful things. The µ Spec Mk II from [j] is built very much in that …read more (https://hackaday.com/2022/04/26/2022-sci-fi-contest-multi-sensor-measurement-system/)

A Baudot Code Speaking Chatterbot With A Freakish Twist
https://hackaday.com/2022/04/26/a-baudot-code-speaking-chatterbot-with-a-freakish-twist/

https://www.youtube.com/watch?v=OYJti8dJMV4
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/04/Snap-2022-04-24-at-20.22.56.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/04/Snap-2022-04-24-at-20.22.56.png?w=800">[Sam Battle] known on YouTube as [Look Mum No Computer] is mostly known as a musical artist, but seems lately to have taken a bit of shine to retro telecoms …read more (https://hackaday.com/2022/04/26/a-baudot-code-speaking-chatterbot-with-a-freakish-twist/)

Simple Photo Enlarger Makes Great Addition To Any Darkroom
https://hackaday.com/2022/04/26/simple-photo-enlarger-makes-great-addition-to-any-darkroom/

Chemical-based photography can seem like a dark art at times, but it needn’t be so. [Dan K] developed the Simple Enlarger to help spread the idea that classical photographic darkroom …read more (https://hackaday.com/2022/04/26/simple-photo-enlarger-makes-great-addition-to-any-darkroom/)

Fort Knutz – Squirrels Go All Mission Impossible
https://hackaday.com/2022/04/26/fort-knutz-squirrels-go-all-mission-impossible/

Suburban backyard with a squirrel obstacle course.
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/04/fortknutsfeature.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/04/fortknutsfeature.png?w=800">[Mark Rober] has a bird feeder in his back yard. Also, squirrels who eat the seed. So, as one does, he built a nine part squirrel obstacle course with a …read more (https://hackaday.com/2022/04/26/fort-knutz-squirrels-go-all-mission-impossible/)

Genaille’s Rods: When Paint Sticks Do Math
https://hackaday.com/2022/04/26/genailles-rods-when-paint-sticks-do-math/