A Current Sensing Coil That’s Open Ended
https://hackaday.com/2023/07/16/a-current-sensing-coil-thats-open-ended/

One of the joys of writing for Hackaday comes in learning new things which even after a long engineering background haven’t yet come your way. So it is with the …read more (https://hackaday.com/2023/07/16/a-current-sensing-coil-thats-open-ended/)

Sleuth Untrusted USB Communication with USBValve
https://hackaday.com/2023/07/16/sleuth-untrusted-usb-communication-with-usbvalve/

USB devices are now ubiquitous and, from an information security standpoint, this is a terrifying prospect as malicious software can potentially be injected into a system by plugging in a …read more (https://hackaday.com/2023/07/16/sleuth-untrusted-usb-communication-with-usbvalve/)

Halbach Array Makes Magnets Strong, Weak
https://hackaday.com/2023/07/16/halbach-array-makes-magents-strong-weak/

If you want a strong magnet, the obvious answer is to buy one. However, for a variety of reasons, you might want to combine several smaller magnets. There are a …read more (https://hackaday.com/2023/07/16/halbach-array-makes-magents-strong-weak/)

Hackaday Links: July 16, 2023
https://hackaday.com/2023/07/16/hackaday-links-july-16-2023/

Last week, we noted an attempt to fix a hardware problem with software, which backfired pretty dramatically for Ford when they tried to counter the tendency for driveshafts to fall …read more (https://hackaday.com/2023/07/16/hackaday-links-july-16-2023/)

Improving Ocean Power with Static Electricity
https://hackaday.com/2023/07/16/improving-ocean-power-with-static-electricity/

Water is heavy, so if you think about it, a moving ocean wave has quite a bit of energy. Scientists have a new way to use triboelectric generators to harvest …read more (https://hackaday.com/2023/07/16/improving-ocean-power-with-static-electricity/)

Illumos Gets a New C Compiler
https://hackaday.com/2023/07/16/illumos-gets-a-new-c-compiler/

Illumos is an OpenSolaris-derived Unix system, and no Unix is complete without a C compiler or two. And with a name like Portable C Compiler (PCC), you would think that …read more (https://hackaday.com/2023/07/16/illumos-gets-a-new-c-compiler/)

DIY Laser For Ablating Metal
https://hackaday.com/2023/07/17/diy-laser-for-ablating-metal/