Impulse relay turns on with an electrical impulse at the control input and turns off again with another impulse.

Wyze's latest smart home product solves two problems at once by combining a smart bulb with an outdoor security camera.

The 120v relay draws power from the switched light circuit. When the lights are off its impossible for someones garage door ...

Jennie Kappenman had been wondering, what's with all the exposed wire right outside her sister's house in the Bancroft neighborhood of Minneapolis? She soon found out why the lights were out on ...

The troupe is called Light Wire, and their show has to be seen to be believed. The movements of four dancers onstage cascade ...

On our lightbulb, L1 and L2 are the 120-V power source used to light the bulb. L1 is commonly referred to ... (See Figure 4, page 20.) This wiring diagram shows 120 V coming from L1 of a circuit ...

This year also marked the 24th anniversary of the event’s local chapter. Luminaries light up the St. Croix Educational Complex field at the 40th Relay for Life. (Source photo by Diana Dias) With the ...

Researchers unveil a bio-intelligent insect system using UV light to guide movement, reducing harm while improving control. In a breakthrough that blends biology and robotics, researchers at The ...

Aaron Judge and Shohei Ohtani create baseball history with back-to-back first-inning homers in World Series rematch. (AP/Mark J. Terrill) Reigning MVPs make history as first to homer in same first ...

With the opening of the downtown Redmond link, Sound Transit now operates 46 miles of light rail across the Seattle region, according to a press release.