Cycles of sunspots for the last 400 years. The earliest data is estimated from geological and tree-ring records. By Robert A. Rohde, CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0/)
' data-medium-file="https://hackaday.com/wp-content/uploads/2020/09/Sunspot_Numbers.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2020/09/Sunspot_Numbers.png?w=800" tabindex="0" role="button">The simple definition of a mean is that of a numeric quantity which represents the center of a collection of numbers. Here the trick lies in defining the exact type …read more (https://hackaday.com/2024/08/24/intuitive-explanation-of-arithmetic-geometric-harmonic-mean/)
' data-medium-file="https://hackaday.com/wp-content/uploads/2020/09/Sunspot_Numbers.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2020/09/Sunspot_Numbers.png?w=800" tabindex="0" role="button">The simple definition of a mean is that of a numeric quantity which represents the center of a collection of numbers. Here the trick lies in defining the exact type …read more (https://hackaday.com/2024/08/24/intuitive-explanation-of-arithmetic-geometric-harmonic-mean/)
A Journey Into Unexpected Serial Ports
https://hackaday.com/2024/08/24/a-journey-into-unexpected-serial-ports/
https://hackaday.com/2024/08/24/a-journey-into-unexpected-serial-ports/
Through all the generations of computing devices from the era of the teleprinter to the present day, there’s one interface that’s remained universal. Even though its usefulness as an everyday …read more (https://hackaday.com/2024/08/24/a-journey-into-unexpected-serial-ports/)
Compact Driver Powers Steppers with USB-C PD
https://hackaday.com/2024/08/24/compact-driver-powers-steppers-with-usb-c-pd/
https://hackaday.com/2024/08/24/compact-driver-powers-steppers-with-usb-c-pd/
NEMA-17 steppers are (almost) a dime a dozen. They’re everywhere, they’re well-known to hackers and makers, and yet they’re still a bit hard to integrate into projects. That’s because the …read more (https://hackaday.com/2024/08/24/compact-driver-powers-steppers-with-usb-c-pd/)
Flying Lotus is a Framework-Powered Portable All-in-One Computer
https://hackaday.com/2024/08/24/flying-lotus-is-a-framework-powered-portable-all-in-one-computer/
https://hackaday.com/2024/08/24/flying-lotus-is-a-framework-powered-portable-all-in-one-computer/
One of the things that we love about the modern era of computing is the increasing ease by which you can roll your own custom computer, as seen with the …read more (https://hackaday.com/2024/08/24/flying-lotus-is-a-framework-powered-portable-all-in-one-computer/)
Comparing AliExpress vs LCSC-Sourced MOSFETs
https://hackaday.com/2024/08/24/comparing-aliexpress-vs-lcsc-sourced-mosfets/
https://hackaday.com/2024/08/24/comparing-aliexpress-vs-lcsc-sourced-mosfets/
These days, it’s super-easy to jump onto the World Wide Web to find purported replacement parts using nothing but the part identifier, whether it’s from a reputable source like Digikey …read more (https://hackaday.com/2024/08/24/comparing-aliexpress-vs-lcsc-sourced-mosfets/)
Meta Cancels Augmented Reality Headset After Apple Vision Pro Falls Flat
https://hackaday.com/2024/08/24/meta-cancels-augmented-reality-headset-after-apple-vision-pro-falls-flat/
https://hackaday.com/2024/08/24/meta-cancels-augmented-reality-headset-after-apple-vision-pro-falls-flat/
The history of consumer technology is littered with things that came and went. For whatever reason, consumers never really adopted the tech, and it eventually dies. Some of those concepts …read more (https://hackaday.com/2024/08/24/meta-cancels-augmented-reality-headset-after-apple-vision-pro-falls-flat/)
Using a 2D Scanner to Make 3D Things
https://hackaday.com/2024/08/24/using-a-2d-scanner-to-make-3d-things/
https://hackaday.com/2024/08/24/using-a-2d-scanner-to-make-3d-things/
https://www.youtube.com/watch?v=O7k5fuITdaQ
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/08/Screenshot-from-2024-08-24-10-20-52-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/08/Screenshot-from-2024-08-24-10-20-52-featured.png?w=800" tabindex="0" role="button">[Chuck Hellebuyck] wanted to clone some model car raceway track and realised that by scanning the profile section of the track with a flatbed scanner and post-processing in Tinkercad, a …read more (https://hackaday.com/2024/08/24/using-a-2d-scanner-to-make-3d-things/)
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/08/Screenshot-from-2024-08-24-10-20-52-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/08/Screenshot-from-2024-08-24-10-20-52-featured.png?w=800" tabindex="0" role="button">[Chuck Hellebuyck] wanted to clone some model car raceway track and realised that by scanning the profile section of the track with a flatbed scanner and post-processing in Tinkercad, a …read more (https://hackaday.com/2024/08/24/using-a-2d-scanner-to-make-3d-things/)
Lunar Landing Lunacy: Charles Duke Confronted With Reality-Deniers
https://hackaday.com/2024/08/24/lunar-landing-lunacy-charles-duke-confronted-with-reality-deniers/
https://hackaday.com/2024/08/24/lunar-landing-lunacy-charles-duke-confronted-with-reality-deniers/