Seven-segment displays are ubiquitous. From where I’m writing this, I can see several without even having to swivel my chair. We’re all familiar with their classic visage; slightly italicized numbers …read more (https://hackaday.com/2021/10/25/mesmerizing-mechanical-seven-segment-display/)

Tackle the Monkey: Raspberry Pi Gets Round Screen
https://hackaday.com/2021/10/25/tackle-the-monkey-raspberry-pi-gets-round-screen/

You could argue that the project to add a round screen to a Raspberry Pi from [YamS1] isn’t strictly necessary. After all, you could use a square display with a …read more (https://hackaday.com/2021/10/25/tackle-the-monkey-raspberry-pi-gets-round-screen/)

Fail of the Week: Alternator Powered Electric Go-Kart doesn’t Go
https://hackaday.com/2021/10/25/fail-of-the-week-alternator-powered-electric-go-kart-doesnt-go/

What do you give a six-year-old who loves going fast but doesn’t like loud noises? Convert a gas go-kart to electric of course! (Video, embedded below.) That goal started [Robert …read more (https://hackaday.com/2021/10/25/fail-of-the-week-alternator-powered-electric-go-kart-doesnt-go/)

The Longest Ever Flight Was Over 64 Days In A Cessna 172
https://hackaday.com/2021/10/25/the-longest-ever-flight-was-over-64-days-in-a-cessna-172/

Often, when we think of long-endurance flights, our first thoughts jump to military operations. Big planes with highly-trained crew will fly for long periods, using air-to-air refuelling to stay aloft …read more (https://hackaday.com/2021/10/25/the-longest-ever-flight-was-over-64-days-in-a-cessna-172/)

Soft Robotics Hack Chat
https://hackaday.com/2021/10/25/soft-robotics-hack-chat/

Join us on Wednesday, October 27 at noon Pacific for the Soft Robotics Hack Chat with Ali Shtarbanov! By this point in technological history, we’ve all been pretty well trained …read more (https://hackaday.com/2021/10/25/soft-robotics-hack-chat/)

VCF East 2021: Novasaur TTL Computer Sets the Bar
https://hackaday.com/2021/10/25/vcf-east-2021-novasaur-ttl-computer-sets-the-bar/

There was certainly no shortage of unique computers on display at the 2021 Vintage Computer Festival East; that’s sort of the point. But even with the InfoAge Science and History …read more (https://hackaday.com/2021/10/25/vcf-east-2021-novasaur-ttl-computer-sets-the-bar/)

Fast Indoor Robot Watches Ceiling Lights, Instead of the Road
https://hackaday.com/2021/10/25/fast-indoor-robot-watches-ceiling-lights-instead-of-the-road/

[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/)