Every winter, you ask more of your outlets and extension cords than at any other time of year, piling on space heaters, ...

Researchers at Princeton and North Carolina State University have developed a technique that substantially improves the ...

Scientists have uncovered the mystery of why blue light-emitting diodes (LEDs) are so difficult to make, by revealing the complex properties of their main component -- gallium nitride -- using ...

It turns out the "10-year lifespan" printed on your LED box is often a total fantasy. I spent years falling for the marketing, only to end up standing on a ladder every six months replacing bulbs that ...

The nighttime twinkling of fireflies has inspired scientists to modify a light-emitting diode (LED) so it is more than one and a half times as efficient as the original. Researchers studied the ...

The evacuation of bulk electrical power over long distances can be done mainly by high voltage alternating current (HVAC) ...