Articles written by Jeffrey Graf

What is Helium

About me - Jeffrey Graf

My career has spanned many different fields. I originally graduated as an industrial engineer from Lehigh University in 1981, and went to work as a manufacturing engineer in the tank automotive industry. I gained some intricate knowledge of self-propelled

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Sciences > Anthropology (Other) Flaws in the evolution theory: 2 of 28
First of all, let me say that the theory of evolution is widely accepted throughout the scientific establishment, and the taxonomic relationship between species is accepted, not only based on morphological data, or structure and appearance, but based on DNA sequence data. Considering the amount of DNA that we have, a few "mot... More..
Computers & Technology > Hacking Why hackers hack: 2 of 19
With the advances in Internet based applications, commerce, and social networks, the potential targets available to hackers have exploded. Also, as the United States moves into more direct confrontations with potential enemies as a result of the 9/11 attack and the United States response of invading Afghanistan and Iraq, we a... More..
Politics, News & Issues > International Politics (Other) How has a particular policy of the US government positively or negatively impacted people in your part of the world?: 1 of 8
New High input methods of agriculture pose additional threats to estuarine ecosystemsEastern Shore, Maryland, USA August, 27, 2008 (OneWorld) My part of the world is the "Eastern Shore" of Maryland and the Chesapeake Bay region of the United States. This region lies only across a small bay from the metropolitan areas of Balti... More..
Politics, News & Issues > Energy Issues With gas prices at an all-time high, should the United States lift the ban on offshore drilling for oil?: 1 of 7

This has always been a difficult topic for me because in my heart, I do not believe it is necessary to compromise on environmental protection, for the sake of short term economic gains. I believe that the situation is now more complex, due to some recent articles published on the web site for the Woods Hole Oceanographic inst... More..
Sciences > Chemistry What are ions?: 1 of 6
An ion is an atom or molecule that has an electrical charge. When an atom or molecule loses an electron, it gains a positive charge, and when a chemical gains an electron, it gains a negative charge. Ions are usually designated by their chemical name or formula followed by a + or - sign, and perhaps a charge number. An ion ca... More..
Sciences > Ecology & Environment The fundamental principles of ecology: 1 of 5
The term Ecology, and it's identification as a unique field of study began over a century ago as the study of individual species and their relationship with their environment and each other. While the field of study began as a study of natural systems, it has expanded to be come a foundational platform for other applied field... More..
Sciences > Zoology Why penguins live in such cold temperatures: 2 of 9
The characteristics of every species consist of those features that the organism has inherited from it's ancestors, and those adaptations that have occurred over a large number of generations to optimize the species to a particular habitat. Penguins have many features of birds, and most certainly has ancestors that at one poi... More..
Politics, News & Issues > Climate Change Help for global warming: Irrigating deserts and desalinizing ocean water: 2 of 7
There is a simple way that you can demonstrate the importance of vegetative cover, and visualize the impact of forests on the climate. Go to a website such as accuweather.com and look at an animated large scale satellite view of the earth. What you will notice in an animated view of clouds is that over tropical forests, such ... More..
Education > Distance Learning Are online college degree programs helpful to your career?: 10 of 34
Because the emergence of on-line degrees is a relatively recent trend in higher education, there tends to be a presumption that there must be some content which they cannot deliver in an appropriate manner. I wish to counter that many fields themselves are being transformed by the same changes in technology that are transf... More..
Computers & Technology > Software & Web Development Hottest programming language trends among developers: 6 of 17
A person interested in programming either as a hobby, career, or to assist in a technical requirement related to a career, is faced with an alphabet soup of different programming languages. What I hope to do here is help the reader visualize the trends and capabilities behind the alphabet soup.My first programming project in ... More..