If you look around your desk right now, odds are you’ll see a 7-segment display or two showing you some vital information like the time or today’s weather. But think …read more (https://hackaday.com/2021/09/14/whats-cooler-than-a-7-segment-display-a-7200-segment-display/)

A Rant on Personal Software Projects
https://hackaday.com/2021/09/14/a-rant-on-personal-software-projects/

Looking across your hard drive and GitHub, you might find hundreds of notes and skeletons of Git repositories. A veritable graveyard of software side projects. The typical flow for many …read more (https://hackaday.com/2021/09/14/a-rant-on-personal-software-projects/)

3D Objects without Scanning
https://hackaday.com/2021/09/14/3d-objects-without-scanning/

There are many scanners — both commercial and homemade — that can take a variety of scans or images of a 3D object and convert it into something like a …read more (https://hackaday.com/2021/09/14/3d-objects-without-scanning/)

The World’s First Autonomous Electric Cargo Ship Is Due to Set Sail
https://hackaday.com/2021/09/14/the-worlds-first-autonomous-electric-cargo-ship-is-due-to-set-sail/

Maritime shipping is big business, with gigantic container ships responsible for moving the vast majority of the world’s goods from point A to points B, C and D. Of course, …read more (https://hackaday.com/2021/09/14/the-worlds-first-autonomous-electric-cargo-ship-is-due-to-set-sail/)

Lithium Mine To Battery Line: Tesla Battery Day And The Future Of EVs
https://hackaday.com/2021/09/14/lithium-mine-to-battery-line-tesla-battery-day-and-the-future-of-evs/

After last year’s Tesla Battery Day presentation and the flurry of information that came out of it, [The Limiting Factor] spent many months researching the countless topics behind Tesla’s announced …read more (https://hackaday.com/2021/09/14/lithium-mine-to-battery-line-tesla-battery-day-and-the-future-of-evs/)

Gorgeous Battery Welder Hits The Spot
https://hackaday.com/2021/09/14/gorgeous-battery-welder-hits-the-spot/

Raise you’re hand if you’ve ever soldered directly to a battery even though you know better. We’ve all been there. Sometimes we get away with it when we have a …read more (https://hackaday.com/2021/09/14/gorgeous-battery-welder-hits-the-spot/)

Harp Uses Frikin’ Lasers
https://hackaday.com/2021/09/14/harp-uses-frikin-lasers/

We aren’t sure if you really need lasers to build [HoPE’s] laser harp. It is little more than some photocells and has an Arduino generate tones based on the signals. …read more (https://hackaday.com/2021/09/14/harp-uses-frikin-lasers/)

Hacking the Wooly Mammoth
https://hackaday.com/2021/09/14/hacking-the-wooly-mammoth/