Optical looks futuristic, but it's really a relic.

We may receive a commission on purchases made from links. For many people who grew up in the age of wireless technology, connecting sound systems to your TV can be as easy as pressing a few buttons to ...

Last November I bought an HP 42" LCD TV, but I can't get the optical audio out to work on it. I'm trying to hook my cable box up to my television's HDMI in and my TV's optical out to my receiver's ...

Several factors are driving the popularity of optical fiber cabling. Chief among those is the growth of high-tech applications that require the massive bandwidth fiber-optic cabling makes possible.

Light does a lot of work in the modern world, enabling all types of information technology, from TVs to satellites to fiber-optic cables that carry the internet across oceans. Stanford physicists ...