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/

What is a hacker, if not somebody who comes up with solutions that other just don’t see? All the pieces may be in place, but it takes that one special …read more (https://hackaday.com/2022/04/26/genailles-rods-when-paint-sticks-do-math/)

Building Reaction Wheels With Python and LEGO
https://hackaday.com/2022/04/27/building-reaction-wheels-with-python-and-lego/

Reaction wheels are useful things, typically used by satellites to keep themselves oriented the right way up in space. Turning the reaction wheel creates an equal and opposite torque in …read more (https://hackaday.com/2022/04/27/building-reaction-wheels-with-python-and-lego/)

NASA’s Giant SLS Rocket Rolled Back for Repairs
https://hackaday.com/2022/04/27/nasas-giant-sls-rocket-rolled-back-for-repairs/

There’s little debate that the most exciting move in a rocket’s repertoire is when it launches itself skywards on a column of flame. But failing that, it’s still pretty interesting …read more (https://hackaday.com/2022/04/27/nasas-giant-sls-rocket-rolled-back-for-repairs/)