Inexpensive Ham Radio Gets Upgrades Thanks to a Trojan
https://hackaday.com/2023/07/06/inexpensive-ham-radio-gets-upgrades-thanks-to-a-trojan/

Love them or hate them, the crop of cheap hand-held amateur radio transceivers is here to stay. They’re generally horrible radios, often smearing spurious emissions across the spectrum, but they’re …read more (https://hackaday.com/2023/07/06/inexpensive-ham-radio-gets-upgrades-thanks-to-a-trojan/)

No Moving Parts LiDAR
https://hackaday.com/2023/07/06/no-moving-parts-lidar/

Self-driving cars often use LiDAR — think of it as radar using light beams. One limitation of existing systems is they need some method of scanning the light source around, …read more (https://hackaday.com/2023/07/06/no-moving-parts-lidar/)

Creating a Joule-Thomson Cryocooler and a Little Bit of History At Home
https://hackaday.com/2023/07/07/creating-a-joule-thomson-cryocooler-and-a-little-bit-of-history-at-home/

The fun part about crycoolers is that there are so many different and exciting ways to make stuff cold, based on a wide variety of physics. This is why after …read more (https://hackaday.com/2023/07/07/creating-a-joule-thomson-cryocooler-and-a-little-bit-of-history-at-home/)

Improved Hydrogen Fuel Cells are Groovy
https://hackaday.com/2023/07/07/improved-hydrogen-fuel-cells-are-groovy/

According to [Charles Q. Choi], a new study indicates that grooves in the hydrogen fuel cells used to power vehicles can improve their performance by up to 50%. Fuel cells …read more (https://hackaday.com/2023/07/07/improved-hydrogen-fuel-cells-are-groovy/)

This Week in Security: Bogus CVEs, Bogus PoCs, And Maybe a Bogus Breach
https://hackaday.com/2023/07/07/this-week-in-security-bogus-cves-bogus-pocs-and-maybe-a-bogus-breach/

It appears we have something of a problem. It’s not really a new problem, and shouldn’t be too surprising, but it did pop up again this week: bogus CVEs. Starting …read more (https://hackaday.com/2023/07/07/this-week-in-security-bogus-cves-bogus-pocs-and-maybe-a-bogus-breach/)

Getting a Rise With Laser Cutting
https://hackaday.com/2023/07/07/getting-a-rise-with-laser-cutting/

Your first 3D print probably seemed pretty amazing. But if you revisit it after a few years, you’ll likely notice it wasn’t nearly as good as you thought. We improve …read more (https://hackaday.com/2023/07/07/getting-a-rise-with-laser-cutting/)

Hackaday Podcast 226: Ice, Snow, and Cooling Paint in July
https://hackaday.com/2023/07/07/hackaday-podcast-226-ice-snow-and-cooling-paint-in-july/

This week, Editor-in-Chief Elliot Williams and Al Williams shoot the breeze about all things Hackaday. We start off with some fond remembrances of Don Lancaster, a legendary hardware hacker who …read more (https://hackaday.com/2023/07/07/hackaday-podcast-226-ice-snow-and-cooling-paint-in-july/)