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How Pendulum Clocks Work (1:18)
The technology behind a pendulum clock has been around for centuries. Watch how the inside of a pendulum clock works in this video from HowStuffWorks.
How GPS Works (1:11)
Have you ever wondered how a global positioning system receiver can pinpoint your location? See how GPS works in this HowStuffWorks video.
Researcher developing video technology for surveillance (1:30)
An Ohio State University professor is developing an advanced video surveillance system that uses computers equipped with video cameras to not only detect the presence of people, but also to identify their activities. The research has broad... More »
Keep Your Electronics Safe (1:56)
Watch this video about popular electronics purchases on HowStuffWorks. Hot tech buys continue to be high-definition televisions and MP3 players. In fact, prices for flat screen TVs are expected to fall 30% in 2007 according to Sony. So the more... More »
Casinos Track Players (1:44)
Watch this video about casinos tracking players on HowStuffWorks. A casino patron walks from a blackjack to a roulette table - it's a simple move, but an important one to the people who run the casino floor. On their computers, casino managers see... More »
