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Sound consists of variations in air pressure arriving at the ears. The human hearing system is capable of deciphering these relatively mundane and simple variations into a substantial amount of important information, much of which is relied upon for human survival. Since the hearing process is both psychological (associated with

The microwave oven recently celebrated its golden anniversary. As familiar an appliance as it is to many people, few really know how it works. This article will provide some insight into the history of the microwave oven’s discovery and development, as well as elaborate on the internal workings and mechanisms

Digital Versatile Disks are paving the way toward a new tomorrow in the entertainment industry. With DVDs, home entertainment is looking and sounding better. The digitalization of media offers many advantages to current storage methods. This technology outperforms magnetic recording in the presentation of audio and video quality and storage

Shoe design is a complex process that involves the collaboration of a variety of individuals, including runners, craftsmen, technicians, scientists, and doctors. This article will focus on the complicated efforts that stand behind a relatively simple piece of athletic equipment: the running shoe. Introduction They were dreaming about running .

We live in a nuclear age. We’ve harnessed the power of the atom to feed our thirst for energy, but new uses of the atom have the possibility to expand the annals of knowledge. Modern scientists are now turning to the power of the atom for its unbridled promise in

Computer modeling gives archaeologists the means to represent data. These computer models can then be modified as new data is collected. There are many applications available to develop these computer models. One such example of computer modeling being used in the field of archaeology is the Pompeii Forum Project. These

The release of the first hybrid electric vehicles in the United States marks the start of a revolution. Hybrid vehicles are electric cars that utilize small internal-combustion engines and an electric generator. The advantages of this concept are clear: increased fuel efficiency and reduced levels of pollution without the complications

How many times have you gotten out of a car after a long trip and experienced pain in your legs, back, or gluteus maximus? The pain is most likely due to the way you sat during your ride. The car seat plays a major role in keeping passengers comfortable and

From perfecting the coffee bean preparation process to creating the various machines used to brew the java, it has taken hundreds of years of scientific knowledge and engineering to bring the process of coffee making to the state it is in today. Creating new systems for roasting coffee beans requires

Ergonomics and human factors are major fields within industrial engineering. By studying the human body and its measurements and variations, it’s possible to create an ideal tool for any function. In recent years, as people utilize high technology more in their everyday lives, the focus has moved strongly toward ergonomically-sound

Thousands of lives are saved by airbags during high-speed car accidents. Exactly how does the airbag deploy at such a high speed, and what trends in airbag technology should we look forward to in future developments? The development of the automotive industry has lead to enormous developments in safety, specifically

Speech recognition capabilities on personal computers may soon become common applications for those who wish to have relief from inordinate amounts of typing or data entry. Perfect speech recognition is difficult to achieve, however, thanks to variations in speech from person to person. The development of these capabilities requires understanding

Augmented Reality is a technology in which virtual images are superimposed on views of the real world to provide users with additional information. Engineers are already experimenting with practical applications of Augmented Reality in the realms of medicine, manufacturing, emergency situations, and efficiency evaluation. However, improvements must still be made

Millions of people ride roller coasters every year and have turned the roller coaster business into a billion dollar industry. Usually, while the passengers are whizzing around on the hills of the coaster they aren’t thinking about the designers that made the rides possible or the laws of physics that

With the rapid technological advancements, it is easy to forget the significant inventions of years past. However, since the 1700’s, only a few modifications have altered the basic design of today’s eyewear. The development of contact lenses eliminated the awkward frames of glasses, but at the expense of frequent replacement