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 What Is An Astronomer and What Do They Do

This may seem like a basic question, but it's a good place to start. Just because you have an interest in astronomy doesn't necessarily mean that becoming a professional astronomer is right for you.An astronomer is a scientist who spends a great deal of time studying and observing the behavior of stars, planets, and galaxies as well as lots of other celestial objects. To be an astronomer, a per......

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 One of The Most Impressive Astronomical Clocks

One of the most impressive astronomical clocks ever built was designed and executed by horologist Su Song, during China's Song dynasty. This is was a water clock, attached to a clock tower, which was one of the earliest known timepieces to use escarpment. This clock powered an armillary sphere, which moved various symbols around in accordance with known astrological occurrences.

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 Most Fiber Optic Cables Require...

Most fiber optic cables require multiple OTDR measurements by using different parameters to completely and accurately characterize their property ties. These types of tests can take more time than is acceptable during a network emergency or a lengthy commissioning process. When troubleshooting the close-range resolution versus long-range visibility, several sets of waveforms must be acquired by......

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Fiber optics are thin filaments of glass through which light beams are transmitted. Advantages of fiber include high information carrying capacity (bandwidth), very low error rates and insensitivity to electromagnetic interference. Then, the bare glass (125 mm) is cleaned and set in place under a special laser below a custom photo mask that is set 50 mm above the cable. Once the laser performs ......

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 Some of the Gifts that Cannot be Bought With Money

Some of the gifts that cannot be bought with money include gift of trust and smile to one's lover, gift of appreciation to one's spouse and gift of thankful heart for one's parents. One should always try to give a personal touch his gift. A personalised gift will be highly appreciated by a woman and she would always like to keep it with her for as long as possible. For example, one may gift a m......

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 Popular Gift Ideas (Buying Trends)

Craftwork is an important composition of family interior soft-environment design, reflecting peoples' temperament and interests. Practicality and nice design are two important factors people considered when choosing home gifts.Promotion Gifts - Complement Traditional Marketing Methods.The value of promotional gifts in today's competitive marketplace can't be underestimated. Many businesses nowa......

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 Employee Gifts are Crucial to Any Business

Employee gifts are crucial to any business. Studies show that employees work harder and are happier with their jobs when they are given credit and appreciation for a job well-done. From award ceremonies, to holiday and birthday gifts, there are certain gifts that are proven to be loved, appreciated and frequently used. Gift sets of all kinds are always a hit. Catering to the individual is not a......

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 5 Ways to Find or Get a Discount on Gift Cards

Find a No Fee Gift Card. Most gift cards do not assign a fee when you purchase them. Yet, they may have a few "strings attached" regarding their use. Make sure you read the terms and conditions of card you wish to purchase. Some gift cards whittle away at the balance (they call it "maintenance fees"); some even expire after a year or two. The best type of gift card to choose......

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 Using SuperComputers to Track Hurricanes

As we use SuperComputers to track Hurricanes, Weather and Pollution in our Atmosphere so too should we use them to track each and every celestial object in the visual universe. Indeed NASA has SuperComputers which are capable of this, although putting in all the data and monitoring the entire universe is not easy as our own vantage point continually chances here on Earth and in certain seasons ......

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 Aristotle and Astronomers

Aristotle who was the tutor of Alexander the Great described the progression of the moon phases and concluded that they resulted from the fact that we see the different portions of its illuminated portions over a month. We, therefore, see only half of the total surface of the moon at any time, and the shape of the moon we see is determined by the portion of the sunlit side we can observe from t......

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