Collaborate Disseminate
You might think that if you dug some tunnels down into the ground where you could be out of the sunshine, that you might find them to be relatively cool …read more Continue reading Geothermal Cooling For New York’s Subways
The problem with trying to make a fish tank fit in your pocket is that you’ll either end up with water everywhere or a bunch of dead fish. Perhaps that’s …read more Continue reading A Pocket-Sized Digital Fish Tank
Packet radio is a particularly fun part of the ham radio hobby. Once upon a time, you might have squirted data about the airwaves using something like the Heathkit HK-21 …read more Continue reading Pi Pico Recreates The Heathkit Pocket Packet
These days, it’s pretty easy to buy old retail console games just by hunting online auction sites. It’s much rarer to come across a disc holding a beta version that …read more Continue reading Investigating a Rare Burnout 3 Beta Disc
The Automatic Identification System (AIS) is a maritime radio communications tool used to allow different vessels to identify each other and communicate their movements and other telemetry. You can readily …read more Continue reading Commodore 128 Becomes Marine Vessel Tracker
If you wanted to build a clock with a 7-segment display, there are a wide variety of ways you might go about it. You could grab some 74-series logic chips …read more Continue reading A 7-Segment Clock Built With No Digital Electronics
These days, it’s possible to cram a whole lot of radio functionality into a very compact device. A great example of that is the LakeShark scanner from [SAMS0N1TE]. The LakeShark …read more Continue reading Handheld Scanner is a Radio Multi-tool
There are plenty of ways to DJ with a laptop and various controller setups. However, if you find hauling around an entire computer can be a bit much, you might …read more Continue reading Standalone DJ System Runs On ESP32
[Marios Christoforou] recently undertook a Computer Engineering degree at the University of Cyprus. His final year project involved implementing a solar-powered device to count vehicular traffic, while logging results to …read more Continue reading Solar Powered Traffic Monitoring
Nuclear power really hit its stride in the 1950s. In the post-war period, there was a rush to develop peaceful uses for splitting the atom, beyond its application as a …read more Continue reading The First Floating Nuclear Power Station