Collaborate Disseminate
There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long …read more Continue reading ESP32 Brings New Features To Classic Geiger Circuit
Recently ESA published the results of a proof-of-concept study into monitoring marine litter using existing satellites, with promising results for the Mediterranean study area. For the study, six years of …read more Continue reading Mapping Litter in the Oceans From Space With Existing Satellites
In what reads somewhat like a convoluted detective story, the events unfolding at the Chornobyl Exclusion Zone (CEZ) in Ukraine during late February had the media channels lighting up with …read more Continue reading How The 2022 CEZ Event Shows The Fragility of Environmental Sensors in High-Risk Areas
[RiverTechJess] is in the process of getting a PhD in environmental engineering and has devoted a chapter to creating a turbidity sensor for river network monitoring. Environmental sensing benefits from …read more Continue reading Rapid Prototyping to Measure Turbidity in Rapids
As anyone who has taken care of chickens or other poultry before will tell you, it can be backbreaking work. So why not build a robot to do all the …read more Continue reading Lending a Helping Hand to Hens with AI
Outwardly, this sleek CO2 monitor designed by [Daniel Gernert] might look like something cooked up in Amazon’s consumer electronics division. But open up that 3D printed case, and you’ll find …read more Continue reading Discreet CO2 Monitor Hides Elegant Internal Layout
The plethora of wireless technologies has made internet-connected devices the norm, but it’s not always necessary if you don’t need real-time updates. Whether it’s due to battery life, or location …read more Continue reading Download From NFC Datalogger, No App Required
The votes for Hackaday’s Data Loggin’ Contest have been received, saved to SD, pushed out to MQTT, and graphed. Now it’s time to announce the three projects that made the …read more Continue reading Winners of Hackaday’s Data Loggin’ Contest: Bluetooth Gardening, Counting Cups, and Predicting Rainfall
If we’ve learned anything over the years, it’s that hackers love to know what temperature it is. Seriously. A stroll through the archives here at Hackaday uncovers an overwhelming number of bespoke gadgets for recording, displaying, and transmitting the current conditions. From outdoor weather stations to an ESP8266 with a …read more
Continue reading Exploring Custom Firmware on Xiaomi Thermometers
It’s always good to see old hardware saved from the junk pile, especially when the end result is as impressive as this analog gauge weather display put together by [Build Comics]. It ended up being a truly multidisciplinary project, combing not only restoration work and modern microcontroller trickery, but a …read more
Continue reading Vintage Gauges Turned Classy Weather Display