Computing lighting that looks real remains complex and inefficient, as the necessary consideration of all possible paths light can take remains too costly to be performed for every pixel in real-time.

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?

When it comes to computation, the modern approach seems to involve an enormous bucket of bits, vigorous shaking, and not a lot of explanation of how it all works. If you ever wondered how Excel became ...