Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

There are plenty of technological ways to cut down on spam calls, but this is the one that works best. Jeff Carlson writes about mobile technology for CNET. He is also the author of dozens of how-to ...

Abstract: Conventional monolithic lead-screw linear ultrasonic motors exhibit poor output performance due to their lack of adjustable preload mechanisms and inadequate drive-control frameworks. To ...

The best IPL machines offer the perfect solution if you’re stuck in a hair removal rut. A happy compromise between an endless cycle of shaving or waxing and an expensive laser removal at the salon ...

Abstract: Cuffless, easy-to-use blood pressure (BP) monitoring is crucial for managing cardiovascular health. This paper presents a novel approach to measure blood pressure using oscillometric method ...

This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...

A now-deleted Reddit account asked the “Ask a Lawyer” forum a simple question: “Can you secretly record a cop in a traffic stop?” A verified lawyer and forum moderator answered plainly. It’s your ...

This project demonstrates a proof-of-concept for non-invasive glucose monitoring using photoplethysmography (PPG) signals. The system captures infrared and red light absorption data from a MAX30102 ...