Multispectral Imaging System Built With Raspberry Pi
https://hackaday.com/2022/08/25/multispectral-imaging-system-built-with-raspberry-pi/

Multispectral imaging can be a useful tool, revealing all manner of secrets hidden to the human eye. [elad orbach] built a rig to perform such imaging using the humble Raspberry …read more (https://hackaday.com/2022/08/25/multispectral-imaging-system-built-with-raspberry-pi/)

A Self-Spinning Tennis Ball to Surprise Your Opponent
https://hackaday.com/2022/08/25/a-self-spinning-tennis-ball-to-surprise-your-opponent/

In many ball sports like golf, football and tennis, controlling the ball’s spin is an important skill. Expert players can make golf balls curve around obstacles, launch footballs towards goal …read more (https://hackaday.com/2022/08/25/a-self-spinning-tennis-ball-to-surprise-your-opponent/)

Objective Hotend Performance Measurement Is Hard
https://hackaday.com/2022/08/25/objective-hotend-performance-measurement-is-hard/

Evaluating the performance of 3D printers and component upgrades is a more difficult than it may seem at first glance, and subjective observations can lead to incorrect conclusions. To objectively …read more (https://hackaday.com/2022/08/25/objective-hotend-performance-measurement-is-hard/)

Buy the Right to Build a Nakagin Tower Anywhere
https://hackaday.com/2022/08/25/buy-the-right-to-build-a-nakagin-tower-anywhere/

We’re guessing that among Hackaday’s readership are plenty of futurists, and while the past might be the wrong direction in which to look when considering futurism, we wouldn’t blame any …read more (https://hackaday.com/2022/08/25/buy-the-right-to-build-a-nakagin-tower-anywhere/)

Simple Breadboard SDR For Shortwave
https://hackaday.com/2022/08/26/simple-breadboard-sdr-for-shortwave/

One of the best ways to learn about radios is to build your own, even in the age of cheap SDR dongles. [Aniss Oulhaci] demonstrates this with a simple HF …read more (https://hackaday.com/2022/08/26/simple-breadboard-sdr-for-shortwave/)

You Paid For This Paper. Now You Can Read It Without Paying Again
https://hackaday.com/2022/08/26/you-paid-for-this-paper-now-you-can-read-it-without-paying-again/

There is probably very little among the topics covered here at Hackaday that doesn’t have its roots somewhere in scientific research. Semiconductor devices for example didn’t simply pop into being …read more (https://hackaday.com/2022/08/26/you-paid-for-this-paper-now-you-can-read-it-without-paying-again/)

This Week in Security: In Mudge We Trust, Don’t Trust That App Browser, and Firefox at Pwn2Own
https://hackaday.com/2022/08/26/this-week-in-security-in-mudge-we-trust-dont-trust-that-app-browser-and-firefox-at-pwn2own/