A pulsing current is applied to the coil, which then induces a magnetic field shown in blue. When the magnetic field of the coil moves across metal, such as the coin in this illustration, the field induces electric currents (called eddy currents) in the coin. The eddy currents induce their own magnetic field, shown in red, which generates an opposite current in the coil, which induces a signal indicating the presence of metal. As you can probably tell metal detectors are very...

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Have you noticed that it takes an exceptionally long time to level up after you get past a certain point and that it takes a even longer time to get a good amount of gold?

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Despite a massive assault by its critics, Engines of Creation is a truly revolutionary work, and Eric Drexler should be commended for launching a worldwide discussion on the topic of molecular manufacturing (MM), or molecular nanotechnology (MNT), as some refer to it. First of all, this is a book that needs to be updated, as the opening chapters deal in-depth with protein design and a later chapter tries to paint a picture of a future network of information known as "the Inte...

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How do you turn your business opportunity into a success story? Other Work-at-home parents are making it happen and so can you.

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You may have started a home-based business to create freedom and fun in your life, but more often than not, the daily responsibilities take their toll and leave you feeling tired and cheated of sharing in the fun. The good news is it doesn't have to be this way. Fun is mandatory to your success and sometimes it just takes a little reminder every now and then to get you back into the game.

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Before jumping on the bandwagon that says ?postcard printing is the all time best marketing tool?, it is important that you know what postcard printing is all about. There are actually four basic aspects of postcard printing that you need to know and these are the postcard size, paper stock, design file formats and coatings.

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These days payday loans have become extremely popular and in fact, it would seem that everywhere you turn there is an offer for a payday loan to get you the extra money you need until the next payday.

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During the hot summer afternoons and warm muggy nights, an air conditioner can help to keep us cool and improve our ability to deal with extreme heat. Just as a heating unit provides a customized temperature, an air conditioner can be controlled to maintain a comfortable temperature of our choosing. If you have a small home or find that one room is particularly hot, then a single room air conditioner may be the answer for you. These units are portable, meaning they can be ...

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Do you need a bike light? If you bike during the evenings - during the dusk or at night, it is imperative that you have a bike light. It's not so much that you need to be able to see where you're going, although that is a consideration, but so that motorists will be able to see you. Bicyclists are supposed to follow the rules of the road - which means that they bike with the traffic and not against it. Unfortunately, there are some teens who don't follow these rules, s...

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Ocean adventures and the Bahamas just go together. The Bahamas are 700 islands and 2,000 islets (called cays or keys) scattered across more than 100,000 square miles of the western Atlantic Ocean. From a point roughly 70 miles east of West Palm Beach, Florida, this great archipelago extends 750 miles southward to the northern Caribbean, almost to the island of Hispaniola. With great weather all year, warm waters, fine beaches, and teeming coral reefs, the Bahamas offer endles...

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