Science & Technology Essays and Term Papers

until 322 BC. He was a Greek philosopher and scientist, who shares with Plato being considered the most famous of ancient philosophers. He was born at Stagira, in Macedonia, the son of a physician to the royal court. When he was 17, he went to Athens…

believe that man is a machine? One can state that since humans react through chemical stimuli (which is triggered by neurones firing electrons to nerves and finally to the brain) that we are no different from robots who use a similar process (albeit…

characterized by episodes of constriction and increased mucous production. A person with asthma has bronchial tubes that are super sensitive to various stimuli, or triggers, that can produce asthma symptom. In other words, asthmatics have special sensit…

era started in 1928, when CFC’ were invented by a Du Pont chemist. CFC’ were best known as "freons" and became famous as a safe, nonflammable refrigerant. It’s invention became a great triumph when Freon took the place of sulfur dioxide or ammonia which…

13, 2000 Evidence that the heavens house a previously unknown type of black hole was reported by scientists yesterday. Data from NASA’s Chandra X-Ray Observatory revealed a hole was some 600 light-years from the center of the starburst…

to the DSM IV, Attention Deficit/ Hyperactivity is defined as a persistent pattern of inattention and/or hyperactivity- impulsity that is more frequent and severe than is typically observed in individuals at a comparable level of development. Some…

of brain function. People with classical autism show three types of symptoms: impaired social interaction, problems with verbal and nonverbal communication and imagination, and unusual or severely limited activities and interests. Symptoms of autism…

contributed to Aviation. Dreams by the Wright Bothers made flight possible for all of us. Others like Emelia Earhardt, and Charles Linburg stretched the limits to accomplish what had never been done before. Many have even given their life to be in…

of southern and central Mexico, ruled between the 14th and 16th centuries. They built a great empire and developed very modernized ways of doing things. They had phenomenal architectural skills and waterway systems. The Aztec Indians also had very…

"baptism." But there are many different ways in which these religions perform the sacrament. Some immerse. Some sprinkle. Some pour water over the head for baptism. Some baptize to get someone into their particular church. Some practice it for the remiss…