Want to know if somebody is lying? It’s always so hard to tell. [dbmaking] has whipped up a fun little polygraph, otherwise known as a lie detector. It’s nowhere near as complex as the ...

New metal detectors installed at the Ohio State University Wexner Medical Center alerted security to 584 weapons in September, according to officials. To prevent weapons from entering facilities, the ...

Biking can be an incredibly rewarding hobby, but what do you do with all of your expensive pieces of metal and composite when you aren’t hitting the trails? They take up space that you could use ...

School shootings in the United States are an epidemic. Unless we pluck this disease out by its roots, band-aiding it will just tear it open. There have been 27 school shootings so far in 2022. These ...

In high footfall areas, such as markets, as well congested areas in northeast, north, and south Delhi, which have the most number of congested places, police are also using drones at least twice a day ...

In the days since the November 10 blast near the Red Fort, Delhi Police has stepped up vigilance across the capital, deploying drones in markets with high footfall, installing metal detectors at key ...

This one caught my eye - an Arduino-based lie detector that can measure the skin's response to a question. At the heart of this project is an Arduino Nano, based on the Atmel ATmega328 (for the Nano 3 ...

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Installing comprehensive home security doesn’t need to be as complicated or expensive as it sounds. Today’s smart home technology means security systems and house alarms can be wireless, easy to fit, ...

Abstract: This is an IoT-based system with Radio Frequency Identification System which supports door lock and unlock function. This door locking system helps registered users to lock or unlock the ...

This sturdy metal curtain pole features a sleek finish that complements a variety of interior styles. Its robust construction ensures it can support heavy curtains with ease, making it both a ...