You've probably noticed your cell phone and computer give off an eerie blue color in the dark. One sleep specialist says something that small may be keeping you up at night. It's late, and you should ...

A startup called Antumbra run by 5 college students is looking to throw a little soothing light on this situation: People who hunker down in front of their computers until the wee hours, until it ...

Question: My kids are older now, and I installed a computer in their playroom. I have a ceiling light, but I would like to add a recessed light. What is the best type to use, and how do I install it?