In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

What if electronic circuits could be created simply by drawing lines with a pencil on paper or leaves—and then immediately ...

Abstract: In this paper, we propose an anomaly detection model based on Extended Isolation Forest and Denoising Autoencoder, which achieves unsupervised anomaly detection with good generalization ...

All school districts want their students to be safe, but how districts approach that can look different, with some opting for metal or weapons detectors.

The Kenosha Unified School Board approved the purchase of metal detectors for six high schools. The decision follows several gun-related incidents and a safety committee's recommendation. The district ...

Add Yahoo as a preferred source to see more of our stories on Google. The Kenosha Unified School Board has approved the purchase of metal detectors for use at six of its high schools, as well as a ...

Scientists have developed a sunlight-driven method that uses liquid metals to extract clean hydrogen directly from both freshwater and seawater. By exploiting the unusual chemistry of gallium, the ...

Questions remain after Baltimore City Public Schools confirmed a student was taken into custody after being found in possession of a handgun, including how the student got the gun into the school.

BALTIMORE (WBFF) — Questions remain after Baltimore City Public Schools confirmed a student was taken into custody after being found in possession of a handgun, including how the student got the gun ...

Baltimore officials and police are touting the city’s multimillion-dollar gunshot detection system — though officers found evidence of a shooting after fewer than a quarter of the system’s alerts in ...

ATLANTA — A Georgia lawmaker has introduced a bill that would require all schools across the state to install weapons detection systems. “A weapon detection ...