Christmas lights dress up a holiday tree, making it twinkle and glow. It takes some practice to distribute these tree lights evenly without burnt-out bulbs, lights clumped in some spots (and missing ...

This red-nosed bulb isn’t just a spare. People are just now discovering the real reason there’s an extra holly-hued bulb for your string lights — and it’s not just in case one fizzles out. In fact, ...

Whether you’ve picked something reminiscent of Charlie Brown’s sapling or made a monster selection worthy of Rockefeller Center, the best Christmas tree lights are what turn that spruce into a ...

This Christmas, take a moment to appreciate the many innovations that make holiday light displays and the strand of bulbs on your tree possible D. Lawrence Tarazano, U.S. Patent and Trademark Office ...