However, if you do own a Raspberry Pi, you'll know of the red and green LED lights on the mini-computer's board. But what do these lights mean? Using a Raspberry Pi offers more delicate work than ...

Ever seen red and green lights on a helicopter? Learn what they mean and how they help pilots navigate safely in the sky.

That’s a separate LED element for each of the primary colors: red, green and blue. But these aren’t the only companies working on RGB backlighting. Sony engineers have been hard at work, actively ...