In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Abstract: Background and Motivation – cardiovascular diseases are among the leading causes of death worldwide. Heart sound analysis, a vital component of cardiac diagnosis, has traditionally relied on ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Lego has unveiled its revolutionary "Smart Play" system, integrating advanced sensors, LED lighting and high-fidelity speakers into its iconic plastic bricks to create a more immersive building ...

The IM19 is used in conjunction with the UM980 GNSS receiver to provide tilt-compensated Lat/Lon/Alt readings with 1cm accuracy up to 30° tilt angle, and 2cm accuracy up to 60°. Various bits of the ...

Tutorials might well be the bane of the video game industry's existence. Teaching a player how to do something is surprisingly difficult to do. Even if a developer crafts an educational and ...

Helium leaks are hard to detect. Helium is odorless, colorless, tasteless, and does not react with other chemical substances. Not only can we not see or smell it, but traditional gas sensors have ...

A view of the Coatesville Historic District, which was listed on the National Register of Historic Places in 1987. (Gina E. Kim/WHYY) From Delco to Chesco and Montco to Bucks, what about life in ...

Northwest U.S. utility Puget Sound Energy (PSE) has joined with Norway-headquartered Heimdall Power on a dynamic line rating (DLR) pilot project in Washington state. The companies on October 22 said ...

Lasting only a minute, it shook Pioneer Square with vigor and rattled office and convention centers from Seattle to Olympia and beyond. Seattle's most recent significant earthquake generated nearly ...