[Andy]’s robot is an autonomous RC car, and he shares the localization algorithm he developed to help the car keep track of itself while it zips crazily around an indoor …read more (https://hackaday.com/2021/10/25/fast-indoor-robot-watches-ceiling-lights-instead-of-the-road/)

Mastering Memory for Microcontrollers: Elecia White to Deliver Remoticon Keynote
https://hackaday.com/2021/10/25/mastering-memory-for-microcontrollers-elecia-white-to-deliver-remoticon-keynote/

I’m excited to share the news that Elecia White will deliver a keynote talk at the Hackaday Remoticon in just a few short weeks. Get your free ticket now! Elecia …read more (https://hackaday.com/2021/10/25/mastering-memory-for-microcontrollers-elecia-white-to-deliver-remoticon-keynote/)

Modified Car Alternator Powers Speedy DIY e-Bike
https://hackaday.com/2021/10/25/modified-car-alternator-powers-speedy-diy-e-bike/

Your garden variety automotive alternator is ripe for repurposing as is, but with a little modification, it can actually be used as a surprisingly powerful brushless motor. Looking to demonstrate …read more (https://hackaday.com/2021/10/25/modified-car-alternator-powers-speedy-diy-e-bike/)

Drawing Robot Creates Portraits Using Pen, Paper and Algorithms
https://hackaday.com/2021/10/25/drawing-robot-creates-portraits-using-pen-paper-and-algorithms/

Although the market for hand-drawn portraits largely collapsed following the invention of photography, there’s something magical about watching an artist create a lifelike image using nothing but a pencil, some …read more (https://hackaday.com/2021/10/25/drawing-robot-creates-portraits-using-pen-paper-and-algorithms/)

Building a Water Rocket That Lands Via Parachute
https://hackaday.com/2021/10/25/building-a-water-rocket-that-lands-via-parachute/

Water rockets are plenty of fun, but they can be even more fun if you go wild with the engineering. [The Q] is one such experimenter, who built a dual-thrust …read more (https://hackaday.com/2021/10/25/building-a-water-rocket-that-lands-via-parachute/)

Surf Sensor Adds Depth To Finding The Ultimate Wave
https://hackaday.com/2021/10/25/surf-sensor-adds-depth-to-finding-the-ultimate-wave/

To say that the ocean is a dynamic environment would be a gross understatement, especially when coastlines are involved. Waves crash, tides go in and out, and countless variables make …read more (https://hackaday.com/2021/10/25/surf-sensor-adds-depth-to-finding-the-ultimate-wave/)

Classic 80s Text-To-Speech on Classic 80s Hardware
https://hackaday.com/2021/10/26/classic-80s-text-to-speech-on-classic-80s-hardware/

Those of us who were around in the late 70s and into the 80s might remember the Speak & Spell, a children’s toy with a remarkable text-to-speech synthesizer. While it …read more (https://hackaday.com/2021/10/26/classic-80s-text-to-speech-on-classic-80s-hardware/)