You’ve probably seen three-way bulbs. You know, the ones that can go dim or bright with each turn of a switch. [Brian Dipert] wondered how the LED version of these ...

As a kid, I was inspired by the decorative lighting in my grandparents' finished basement. They had festooned the place with multicolored C9 string lights (aka old-school Christmas lights) from wall ...

Sure the box said they would last for years or even decades, but anyone who’s picked up some bargain LED bulbs knows the reality is a bit more complicated. Sometimes a few LEDs in the array pop, ...