Using an Arduino Nano, ultrasonic sensor, and buzzer, it can sense objects in their way and provide an instant audible alert to them. So they can navigate independently. The best part of this blind ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...

MyFitnessPal is a very popular calorie counter. It tracks your weight and calculates a recommended daily calorie intake. It also has a food diary and an exercise log. The home page shows how many ...

Installing a smart water sensor can save you a lot of money and hassle. The best models we've tested immediately alert you to leaks and even shut off your home's water supply. I’ve been working ...

Biosensors are devices used to detect the presence or concentration of a biological analyte, such as a biomolecule, a biological structure or a microorganism. Biosensors consist of three parts: a ...

Just like smartphone cameras, these sensors have a finite resolution. The higher the resolution, the finer details the sensor can discern about your finger, increasing the level of security.

Figure 1. The HBTSS satellite system uses sensor fusion to detect, identify, and track hypersonic missiles. (Image: Northrop Grumman) HBTSS satellites can provide continuous tracking data to counter ...

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India has long been part of the Quad – the grouping between Australia, India, Japan, and the United States. Now, the Philippines wants India and South Korea to join the ‘Squad,’ an informal spinoff ...

Counter Side is a futuristic sci-fi gacha RPG with gameplay that can be categorized as 2D side-scrolling tower defense mixed with elements of Clash Royale. You assemble a deck of 8 units, each ...