Expand your energy knowledge through the US Dept of Energy’s series highlighting “Top Things You Didn’t Know.” Coming in at Number Five on the list for Holiday Lighting: “Holiday lights have a long, fiery history. Candles were the original holiday lights, posing fire hazards for generations until Thomas Edison created the first electric lighting display for the holidays at his Menlo Park lab in 1880. While incandescent bulbs are less dangerous than open flame, they still cause an average of 230 home fires each year. In contrast, LED bulbs are cool to the touch….” Read more