Bluejacking Technology: Overview‚ Key Challenges and Initial Research Ratika Bali Department of Computer Science and Engineering Guru Tegh Bahadur Institute of Technology New Delhi‚ India Abstract—The mobile phone technology has developed tremendously in the past forty years since its invention in 1973 owing to its unique‚ wiring sans and fixation free networked system. Mobile phones have been espoused as an everyday technology‚ omnipresent at every physical location
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Stephanie Sanchez Figueroa Instructor: Vincent Tobin Astronomy 100 November 29‚ 2014 My Astronomy Interview Astronomy is the branch of science that deals with celestial objects‚ space‚ and the physical universe as a whole. The topics that I learned in my astronomy class include the sun and other stars‚ solar system‚ stellar evolution‚ galaxies‚ and the universe itself. Most of the topics were very interesting to me‚ because I learned a lot about the universe I live in. Although‚ I now have some
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GCSE Astronomy Topic 1 Key Facts The Earth Eratosthenes first measured the circumference of the Earth accurately. He measured the altitude of the Sun North of a place where the Sun was at the zenith at exactly the same time. Knowing the distance and the angle one can work out the circumference. The Earth is a slightly flattened sphere with average diameter 13‚000km The Earth takes 23 hours 56 minutes to rotate. This is a sidereal day. The Earth is the only known planet with liquid water and a range
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Claudius Ptolemy was an Egyptian astrologer in the 2nd century who’s theories of astronomy‚ known as the Almagest‚ which he based a model of the Universe which influenced Western and Arabic societies for the next 1‚500 years. The Ptolemaic system is a geocentric cosmology assuming that the Earth is stationary and the centre of the universe. Ptolemy’s model showed that planets revolved around a point and that point revolved around another point which was earth. In order to explain the motion of the
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Search for a Spiritual Life In Walden; or‚ Life in the Woods Henry David Thoreau presents his transcendental beliefs. His experiment of living in the woods and away from society was a way to test out his beliefs. Thoreau believed that by freeing himself from social restrictions‚ he could eventually gain spiritual relief. Similar to transcendentalism is the hippie’s view of life. They too also believed in a simpler way of living and wished to gain spiritual knowledge of nature and the world as a
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Why are so many people fascinated with extraterrestrial life? One of the most logical answers to this question comes from the bible and our existence. Another answer is hormones in the brain and the affect our interests. The possibility that life besides our race exists in the universe intrigues many because it is an unanswered phenomenon. We enjoy the scare of thinking that there could be aliens out there with ten times the technology that our world has to offer. David Treybig says‚ "Interest in
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Extraterrestrials depicted in Science-Fiction The human race has come a long way since the beginning of its existence. Throughout that time‚ shared interpretations and concepts have changed profusely. The genre of science-fiction has been popular in both literature and films for centuries. Science-fiction displays aliens in many contrasting styles‚ but the very idea and wonder of aliens has always been around. The different ways writers and filmmakers portray extraterrestrials in science-fiction
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would the world be like without astronomy? Many people would agree that the world would be put to a halt without it. Astronomy is one of the oldest forms of Physical Science‚ with its roots dating back as far as thousands‚ even millions of years ago. Astronomy contributed a lot to every civilization; it assisted people throughout history‚ it made up religion to most‚ while it also helped people determine when the correct time to begin planting. The beginning of Astronomy didn’t exactly begin with a telescope
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Since other life forms of the universe are speaking with each other‚ Bisson is able to evaluate humans in a better way. Bisson analyzes what it really means to be human; and he also shares the numerous unique abilities that we have in a simple way. Bisson writes‚ “You
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Extraterrestrial Life I am sure many of us have questioned ourselves‚ at one point in our lives‚ if we are really alone on this planet. Many of us have glanced upwards at the stars and wondered whether there is other life out there somewhere but till this day‚ nobody really knows the answer. Extraterrestrial life is life that does not originate from planet Earth. This term is referred to as alien life‚ or simply “alien”‚ which is a word many of us‚ I am sure‚ have heard or learned about
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