The Department of Homeland Security is buying a pair of private jets for Secretary Kristi Noem's travels as she represents President Donald Trump’s immigration enforcement efforts across the country, ...

Abstract: In this letter, we proposed an ultrasonic sensor-based resolution tunable displacement measurement system by using an extension spring. In the proposed method, a linear extension spring is ...

When you buy a home security system, you'll make many decisions, including what sensors to use and where to put them. Every additional device has a higher cost and more coverage or capabilities. The ...

This is 🎉 party time for people like me because there is no ongoing subscription, just 4K cameras and a base station you connect to your home network so you can get all the benefits of remote access ...

Abstract: A two-level security system is proposed, integrating barcode authentication and facial recognition to strengthen access control mechanisms. The system employs barcode scanning as the primary ...