An array of graphene-silicon solar cells provides enough power to continuously supply small devices unconnected from the ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

A battery-free sticker reads vitamin C levels from fingertip sweat by turning any drinking cup into a smart health sensor.

Mechanical Engineering Professor Alan McGaughey of Carnegie Mellon University recently coordinated the Phonon Olympics, ...

In this video, I’m building a LoRaWAN Class A sensor node using an ESP8266, BME680 environmental sensor, and REYAX RYLR993 ...

Discover how EMG sensors turn muscle signals into digital inputs for innovative projects. Learn setup tips, challenges, and ...

Abstract: Urban flooding remains a critical challenge, exacerbated by inadequate drainage systems and the lack of timely early warning mechanisms. This paper presents a sustainable urban flood ...

Abstract: This study presents Fiber Bragg Grating (FBG) sensors coated with palladium (Pd) and polydimethylsiloxane (PDMS) for detecting dissolved hydrogen (H2) and methane (CH4) in transformer oil, ...

SatLeo Labs is using thermal data to flag urban heat hotspots and track greenhouse gas emissions in pilot projects with Tumkur Municipal Corp. Credit: SatLeo Labs SAN FRANCISCO – Indian startup SatLeo ...

Introduction Bronchoscopic thermal vapour ablation (BTVA) is a bronchoscopic lung volume reduction technique, also recommended by the global initiative for chronic obstructive lung disease (GOLD) ...

A team of researchers from the Federal University of São Carlos (UFSCar) in the state of São Paulo, Brazil, has developed a sensor that can identify sodium nitrite (NaNO 2) in various beverages, ...