Science & Technology Essays and Term Papers

tubes also known as the bronchi. The bronchi are the air passages that carry oxygen from the windpipe into the lungs. A virus, bacteria, smoking, inhalation of chemical pollutants or dust, can cause the inflammation. Cilia, the tiny hairs lining…

genetically insufficient. A blood test suggested the possibility of Down syndrome, and the doctor was recommending amniocentesis (amniocentesis n. (pl. -teses) sampling of amniotic fluid to detect foetal abnormality. But the odd question arises: Will…

Celiac Sprue It is basically the inability to digest gluten. Gluten is a protein in wheat, barley, rye and related grain hybrids such as triticale and kamut. When someone eats Gluten that has sprue, the body responds to Gluten as if it were an antigen.…

of creating a community for 150 people with $1,500,000. The first aspect that was necessary was to gather facts and information and decide as a group what ideas we had for this community. After we made our list of ideas we then decided on what…

and still considered a rich man’s tool. Widespread use of the telephone would not come about until some time in the 1930’s, and still the hunger for more and better technology existed. It was in the 1920’s that the idea to develop a telephone that…

a functional telephone was produced and the Bell Telephone Company became a reality. One year later, Western Union Telegraph Company entered the communications business. Bell then filed a lawsuit for patent infringement against Western Union, and…

is of utmost concern to the human species to better comprehend our place in the world and our potentials for the future. In doing so, we must extend our thinking of rights and responsibilities. I believe we must incorporate not only a temporal component,…

is a routine management practice for male pigs destined for slaughter. The testicles produce sperm and the male hormone, testosterone. Pork from boars, or uncastrated male pigs at slaughter weight, may have an odor during cooking that is very…

with the harvesting of wheat in North America. Actually, custom harvesting is needed for all kinds of different crops. Custom harvesting is the cutting of a farmer’s crop by a custom harvester and not the farmer himself. Custom harvesters…

of energy through the biosphere. Be certain to keep in mind the First and Second Laws of Thermodynamics. The First Law states that energy can be neither created nor destroyed; the Second Law deals with the fact that while the conversion process…