The conflict in Iran and the resulting disruptions to shipping through the Strait of Hormuz have sent energy markets into a tailspin, raising the prospect of serious oil shortages. To combat this, the ...

Optocouplers frequently fail without a sound in labs or during repairs. The package appears to be undamaged, but there may be no output from the LED source or the photosensitive output stage. Testing ...

Abstract: Inspite of various data inspiration from various speed monitor and control techniques many industrial applications require the ability to adjust and maintain a constant speed for ...

With the increasing demand for automation and remote operation, controlling electrical devices without the need for physical access has become an important area of development in modern engineering.

Can you really get a Windows PC running like new again? Using this free tool from Microsoft, you can get pretty close. Microsoft Windows has been with us for more than 40 years at this point. Over ...

Upgrade your classic Lionel LLC postwar trains with wireless Bluetooth control using Arduino LLC. This project blends vintage rail nostalgia with modern technology, showing how to control your trains ...

Tim Baucom has done this before. The Milan Cortina Games will be his third Olympics as a wax technician for the United States’ cross-country ski team, a job characterized by long flights schlepping ...

For switching high-powered loads from a microcontroller, or for switching AC loads in general, most of us will reach into the parts bin and pull out a generic relay of some sort. Relays are ...

Is the Arduino Uno Q the missing piece in your next project? With its hybrid design that fuses the precision of a microcontroller with the flexibility of a Linux-based single-board computer, this ...

Keep your place cool with a connected fan you can conveniently control with your phone or voice. We've rounded up the best smart ceiling, desk, pedestal, and tower fans we've tested to make your ...

Crime is down. Migrant workers and customers are staying home. As part of our video series on Trump’s second term, The Wall Street Journal’s Michelle Hackman takes us inside the aftermath. Photo ...

The Detroit Lions fan who got punched by Pittsburgh Steelers wide receiver DK Metcalf has spoken up about the in-game altercation. Metcalf approached the fan standing near the railing during the ...