There is always something new to learn about TV technology. Learn about different types of televisions and the technology that makes TV possible.
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In WWII, remote controls detonated bombs for the first time. Now some of us spend an hour looking for the remote before we remember there are buttons on the TV. Find out the difference between a "universal" and a "learning" remote and check out some of the other high-tech features you can find on remotes today.
By Julia Layton
They sound a little bit like something out of "Star Wars," but they're actually the devices that are at the heart of most TVs and computer monitors.
Closed captioning is useful for deaf individuals, noisy places and even as a language learning tool. How do the characters' spoken words appear at the bottom of the screen?
Liquid crystal displays are found in everything from digital watches to laptop computers. In a relatively short period of time, they've crept from a fascinating novelty item to a technology standard. Learn about the science (a liquid crystal?) and technology behind LCDs.
By Jeff Tyson
As of 1999, all new television sets sold in the United States have to contain a V-chip. How does the V-chip screen for undesirable content?
If you've ever tried to record the picture on a TV with a video camera, you know the results can be messy. Learn what causes flickering when you try to record a television set with a video camera, and how you can avoid it.