[Pete] had a friend who would powder coat metal parts for him, but when he needed 16 metal parts coated, he decided he needed to develop a way to do …read more (https://hackaday.com/2025/03/04/inexpensive-powder-coating/)

Interposer Helps GPS Receiver Overcome Its Age
https://hackaday.com/2025/03/04/interposer-helps-gps-receiver-overcome-its-age/

We return to [Tom Verbeure] hacking on Symmetricom GPS receivers. This time, the problem’s more complicated, but the solution remains the same – hardware hacking. If you recall, the previous …read more (https://hackaday.com/2025/03/04/interposer-helps-gps-receiver-overcome-its-age/)

Shortwave Resurrection: A Sticky Switch Fix on a Hallicrafters
https://hackaday.com/2025/03/04/shortwave-resurrection-a-sticky-switch-fix-on-a-hallicrafters/

Shortwave radio has a charm all its own: part history, part mystery, and a whole lot of tech nostalgia. The Hallicrafters S-53A is a prime example of mid-century engineering, but …read more (https://hackaday.com/2025/03/04/shortwave-resurrection-a-sticky-switch-fix-on-a-hallicrafters/)

Smartwatches Could Flatten the Curve of the Next Pandemic
https://hackaday.com/2025/03/04/smartwatches-could-flatten-the-curve-of-the-next-pandemic/

While we’d like to think that pandemics and lockdowns are behind us, the reality is that a warming climate and the fast-paced travel of modern life are a perfect storm …read more (https://hackaday.com/2025/03/04/smartwatches-could-flatten-the-curve-of-the-next-pandemic/)

Build a Parametric Speaker of Your Own
https://hackaday.com/2025/03/04/build-a-parametric-speaker-of-your-own/

Created with GIMP
" data-medium-file="https://hackaday.com/wp-content/uploads/2025/03/ultrasonic-speaker-featured_6a35df.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/03/ultrasonic-speaker-featured_6a35df.jpg?w=800">The loudspeaker on your home entertainment equipment is designed to project audio around the space in which it operates, if it’s not omnidirectional as such it can feel that way …read more (https://hackaday.com/2025/03/04/build-a-parametric-speaker-of-your-own/)

Speaking Computers from the 1970s
https://hackaday.com/2025/03/05/speaking-computers-from-the-1970s/

Talking computers are nothing these days. But in the old days, a computer that could speak was quite the novelty. Many computers from the 1970s and 1980s used an AY-3-8910 …read more (https://hackaday.com/2025/03/05/speaking-computers-from-the-1970s/)

China Claims Commercial Nuclear Fusion by 2050 as Germany Goes Stellarator
https://hackaday.com/2025/03/05/china-claims-commercial-nuclear-fusion-by-2050-as-germany-goes-stellarator/

Things are heating up in the world of nuclear fusion research, with most fundamental issues resolved and an increasing rate of announcements being made regarding commercial fusion power. China’s CNNC …read more (https://hackaday.com/2025/03/05/china-claims-commercial-nuclear-fusion-by-2050-as-germany-goes-stellarator/)

Big Chemistry: Glass
https://hackaday.com/2025/03/05/big-chemistry-glass/

Humans have been chemically modifying their world for far longer than you might think. Long before they had the slightest idea of what was happening chemically, they were turning clay …read more (https://hackaday.com/2025/03/05/big-chemistry-glass/)