We’ve seen plenty of impressive robots of all sizes here at Hackaday, but recently we were particularly inspired by [Hans Jørgen Grimstad] and his thrifty mini sumo build. Using the …read more (https://hackaday.com/2021/08/21/pint-sized-sumo-robot-is-adorable-accessible-and-totally-awesome/)

Keep Scraps Around
https://hackaday.com/2021/08/21/keep-scraps-around/

When I’m building something, I like to have a decent-sized scrap pile on hand. Because when I’ve got to test something out — does this glue adhere to this fabric, …read more (https://hackaday.com/2021/08/21/keep-scraps-around/)

Interactive Musical Art Installation Mixes Vintage, Modern, Lasers, and…Bubbles? Bubbles.
https://hackaday.com/2021/08/21/interactive-musical-art-installation-mixes-vintage-modern-lasers-and-bubbles-bubbles/

Acorn BBC Master. Apple IIe. Ampex 270 Terminal. Vetrex game console. You’d be hard pressed to find a more diverse hardware collection in the average hacker’s lab. When you add …read more (https://hackaday.com/2021/08/21/interactive-musical-art-installation-mixes-vintage-modern-lasers-and-bubbles-bubbles/)

Modern Tape Echo Made Easy
https://hackaday.com/2021/08/21/modern-tape-echo-made-easy/

Modern popular music increasingly relies on more and more complicated and intricate equipment and algorithms to generate catchy tunes, but even decades ago this was still the case. The only …read more (https://hackaday.com/2021/08/21/modern-tape-echo-made-easy/)

Magnets Could Give Prosthetic Control a Leg Up
https://hackaday.com/2021/08/21/magnets-could-give-prosthetic-control-a-leg-up/

Today, prostheses and exoskeletons are controlled using electromyography. In other words, by recording the electrical activity in muscles as they contract. It’s neither intuitive nor human-like, and it really only …read more (https://hackaday.com/2021/08/21/magnets-could-give-prosthetic-control-a-leg-up/)

Keep Cool with this Face-Following Fan
https://hackaday.com/2021/08/21/keep-cool-with-this-face-following-fan/

From project’s GitHub repository
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2021/08/fan-feature.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2021/08/fan-feature.jpg?w=800">[AchillesVM] decided to build a tabletop electric fan so it would track him as he moves around the room. Pan and tilt control is provided by a pair of servos …read more (https://hackaday.com/2021/08/21/keep-cool-with-this-face-following-fan/)

Two-Part Primer in a Can is a DIY Dream Come True
https://hackaday.com/2021/08/21/two-part-primer-in-a-can-is-a-diy-dream-come-true/

When putting together a home workshop, available floor space is often the deciding factor when it comes time to pick tools and equipment. This ultimately leads to some very difficult …read more (https://hackaday.com/2021/08/21/two-part-primer-in-a-can-is-a-diy-dream-come-true/)