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 ...

The right lighting can make a world of difference, especially if you spend long hours in front of a computer. But there's more to choosing the best lights for your home office than you might think.

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?

Light-based computers are expected to come around in ten years, but the technical challenges and engineering problems that they pose will have to be solved before it becomes a reality. However, it ...