London Bridge Has Fallen — By Radio
https://hackaday.com/2022/09/10/london-bridge-has-fallen-by-radio/

One of the global news stories this week has been the passing of the British monarch, Queen Elizabeth II. Since she had recently celebrated 70 years on the throne, the …read more (https://hackaday.com/2022/09/10/london-bridge-has-fallen-by-radio/)

Understanding Wavelets
https://hackaday.com/2022/09/10/understanding-wavelets/

Mathematical transforms can be a great help in understanding signals. Imaging trying to look at a complex waveform and figuring out the frequency components without the Fourier transform. [Artem Kirsanov] …read more (https://hackaday.com/2022/09/10/understanding-wavelets/)

Flexible Radiation Monitoring System Speaks LoRa and WiFi
https://hackaday.com/2022/09/10/flexible-radiation-monitoring-system-speaks-lora-and-wifi/

Radioactivity has always been a fascinating phenomenon for anyone interested in physics, and as a result we’ve featured many radioactivity-related projects on these pages over the years. More recently however, …read more (https://hackaday.com/2022/09/10/flexible-radiation-monitoring-system-speaks-lora-and-wifi/)

Renewable Hydrogen Sucked From Thinish Air
https://hackaday.com/2022/09/11/renewable-hydrogen-sucked-from-thinish-air/

https://www.nature.com/articles/s41467-022-32652-y
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2022/09/41467_2022_32652_Fig2_HTML-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/09/41467_2022_32652_Fig2_HTML-featured.png?w=800">Stored hydrogen is often touted as the ultimate green energy solution, provided the hydrogen is produced from genuinely green power sources. But there are technical problems to be overcome before …read more (https://hackaday.com/2022/09/11/renewable-hydrogen-sucked-from-thinish-air/)

Full Transparency: Stronger FDM Prints
https://hackaday.com/2022/09/11/full-transparency-stronger-fdm-prints/

We always look forward to [Stefan’s] CNC Kitchen videos. They are usually useful, but always carefully thought out and backed with experimental data. His latest is about creating transparent and …read more (https://hackaday.com/2022/09/11/full-transparency-stronger-fdm-prints/)

A Crowned Pulley Keeps Robot’s Treads On Track
https://hackaday.com/2022/09/11/a-crowned-pulley-keeps-robots-treads-on-track/

[Angus] at Maker’s Muse recently created a new and tiny antweight combat robot (video, embedded below) and it has some wonderfully clever design elements we’d like to highlight. In particular: …read more (https://hackaday.com/2022/09/11/a-crowned-pulley-keeps-robots-treads-on-track/)

Hackaday Prize 2022: Using Infrared Thermometers to Measure Crops’ Water Stress
https://hackaday.com/2022/09/11/hackaday-prize-2022-using-infrared-thermometers-to-measure-crops-water-stress/