The popularity of mystery clocks is no mystery at all. They’re novelties and great conversation pieces. They are mind-boggling at first glance, and amusingly fascinating once you understand what’s going on. They’re triumphs of imagination and craftsmanship, and they’re often works of decorative art as well. The mystery comes in how these clocks work. They’re […]
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Microcontrollers are hidden inside a surprising number of products these days. If your microwave oven has an LED or LCD screen and a keypad, it contains a microcontroller. All modern automobiles contain at least one microcontroller, and can have as many as six or seven: The engine is controlled by a microcontroller, as are the
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One machine aims to bring the glamour back to drip coffee: the Clover coffee maker. It was developed in 2005 by the Seattle-based Coffee Equipment Company. As opposed to a batch brew that yields enough cups to get a business through the morning rush, the Clover brews one cup of coffee at a time. With
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The weather is simply the state of the atmosphere, the massive gaseous layer that envelopes our planet. A number of different factors influence what goes on in the atmosphere, from solar radiation to the size of a shopping center parking lot. This makes weather rather difficult to predict at times, but by measuring observable atmospheric
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With the Wii, having once again established itself as the game company to beat — a position it had relinquished to its competitors, Sony and Microsoft, during the previous console war — Nintendo quickly set its sights on further broadening its outreach to new audiences. Enter the Wii Balance Board. When it was unveiled alongside
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High-definition televisions have come from the realm of early-adopting home theater enthusiasts into the average consumer market. Early HDTV sets cost thousands of dollars, but today stores sell some models for less than $300. However, buying an HDTV is just the first step in accessing HD programming. Consumers still need an HD media source to
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The culprit is UV radiation, which is outside the range of visible light but still can affect photographic images by lowering their overall contrast. Don’t despair. You can overcome the problem by using a UV filter. By reducing the amount of UV light, you can capture a photographic image that more closely resembles the image
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Bluetooth devices communicate wirelessly with each other through short-range radio waves that have a maximum reach of about 10 meters generally, or 30 feet, although some more high-powered devices have longer ranges. Unlike devices that require a direct line of sight like remote controls, Bluetooth-enabled products just need to be in the same area in
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First and foremost, the Xperia Play is a phone. It runs on the Android operating system and supports apps like any other smartphone. The phone went on sale May 26, 2011 in the United States with a $200 price point and a standard two-year Verizon contract. The Play supports 3G Internet connectivity like every modern
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This mix of fun, public service, friendship and convenience is the main feature of amateur radio. The true origin of the term “ham” seems to have been lost, but there are several theories. It may simply be a shortcut way of saying the first syllable of amateur radio, or it may have originally been used
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