In this work, we identify these limitations of the pulse-echo technique and propose a resonance-based ultrasonic technique that is accurate and sensitive even at low-fill levels. This technique relies ...

The main benefits of water are that it’s cheaper than windshield washer fluid and more compatible with the environment. Its main drawbacks are its lack of cleaning solvents and detergents and ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. No more standing water. A clogged drain can be easily ...

The UNO is one of the most popular boards in Arduino family and a great choice for beginners. Ultrasonic Sensor: These are the sensor that use ultrasonic waves to detect objects or to measure the ...

Fancy long-range FMCW Lidar gets tiny and cheap, a water-zapping lens cleaner, multitasking sensors, and drunk-driver ...

A good upholstery cleaning machine will not only keep things clean and fresh but also prolong the life of your upholstery and carpets by removing dirt and stains that can wear the surfaces down.