If you’re interested in buying an electric car but worry about where to charge on long trips, a plug-in hybrid electric vehicle (PHEV) might be right for you. (Learn more in our hybrid/EV buying guide ...

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, or a ...

Plug Power, Inc. provides alternative energy technology, which focuses on the design, development, commercialization, and manufacture of hydrogen and fuel cell systems used primarily for the material ...

For this guide, six smart plugs were called in for review, but only five made the cut. I tested each smart plug to see how easy it was to set up, and connected each plug via its app or intended ...