Archive for November, 2007
November 15, 2007
By Jim Brown
In the past, parents relied on chalk boards and pens and paper to teach their children the alphabet. With the help of electronic gadgets, a parent can now teach a young child so much more. Children have a variety of things that they can study on their own and only require the help of a parent when they need a machine turned on. These electronic gadgets have helped children prepare for school and many are ready to learn more when school is in session for the first time.
Some of the electronic gadgets that help children learn will operate through a video game system in the home. The teacher in these videos is usually an animated character that is sure to fascinate children and keep their attention trained on their studies for an hour or two. A child can be guided by a digital character on the television screen and that character will be waiting when a child gets up from a nap.
Some of the digital tools that parents can use to train a child are push button, hand held games that a child can use in the back seat of a car. These electronic gadgets are perfect for long road trips because a child is entertained with the programming on these devices. The electronic cards can be quickly changed out and another amusement can be started without any inconvenience at all.
Some electronic gadgets teach children to learn by using multiple choice test questions. This is the method that is most often used in schools and will serve to familiarize the child to testing in schools. By the time a child enters school for the first time they are better adjusted to a learning environment and view school as a fun place where exciting things are learned.
Some children learn to tell time with the help of an electronic clock. Many of these clocks are placed in plastics that are formed like characters like rabbits, turtles, and bears. These electronic gadgets teach kids to be responsible and to be punctual. A child also gets a chance to practice using electronic devices because they need to set the time that they wake up each morning.
Some kids like electronic gadgets because they are amusing. There are many forms of entertainment that use some sort of electronic device to operate them. Children can play outside and learn how to steer wireless automobiles that require a electronic chip to make them do tricks. While a child might learn the basics of driving an auto while using these electronic devices, they are also learning some quick responses because these vehicles do not always respond as someone might expect them too.
About The Author
James Brown writes about http://www.simplybestcoupons.ca
November 15, 2007
By Jawahn R Thompson
The following article lists some simple, informative tips that will help you have a better experience with auto navigation systems.
It is true that auto navigation systems installed by automakers look completely natural and integrated into the features of the vehicles we purchase. For that reason alone, many people opt to pay several times over what the system would have cost to have installed by someone other than the maker of the automobile. It is truly amazing how much of an impact aesthetics makes when it comes to purchasing your next dream car, or even your first dream car. The thing is, that even if the system doesn”t seem to flow with the look of your car, there are very valid reasons for getting one in the first place and the safety and security that they provide travelers is very well worth the sacrifice of a few aesthetic features.
It isn”t exactly necessary, however, to completely sacrifice aesthetics in order to have the safety and security that auto navigation systems provide. As a matter of fact, some of the most popular brands of these systems are actually installed to the car by use of suction cups rather than cutting into the dashboard or removing the ever so important stereo from your car, truck, or SUV. Keeping price conscious consumers in mind, manufacturers are offering many options well under the 500 dollar benchmark while also affording consumers the luxury (or lower price, however you decide to call it) of installing these devices themselves.
It is important to remember that not all GPS (global positioning satellite) devices are meant to assist in auto navigation and make your purchase according to your specific needs. When shopping for one of these devices it would be comparing apples to oranges to compare a tool that is widely used for activities such as geo caching, hiking, biking, or boating. Each of these will bring in different price tags while offering greatly varied features. You need a device that is meant for mapping directions if you plan to use your device or system for driving.
I try to keep pointing out the fact that not all GPS or auto navigation systems are created equal this is very important to remember. You run the risk of purchasing the wrong system without proper planning and thus having a bad overall experience. Even among systems designed specifically for the automobile that offer mapping and navigation assistance there are different types that will appeal to different needs and uses. There are three types of auto navigation systems. Those three types of systems include: Navigation systems that are designed to stand alone, handheld systems that suit multiple purposes, and systems that are designed to work with laptops, PCs, pocket PCs, and PDA systems.
So far, we”ve uncovered some interesting facts about auto navigation systems. You may decide that the following information is even more interesting.
Each of the types of auto navigation systems and devices offers different benefits and drawbacks. It is ultimately up to you to decide which will suit your needs most. The stand-alone systems are often the most popular choice and are excellent for those who need driving directions and nothing more. They offer a steady power supply, turn by turn direction (in many cases), the security of being there at all times (no worry about whether or not you remembered to actually bring it along), and verbal directions along with landmarks that should let you know you are on the right path. There is a reason that these are the most popular.
For those who want to take their navigational tools off road on occasion other devices might be much better suited to your needs. Handheld devices often require additional software in order to work well with door-to-door types of directions or regular driving directions, however, they offer portability for those who wish to go biking, hiking, or kayaking and need the confidence that directions and navigational tools can provide. For those who have laptops or PDAs, the software that is available for these provide an excellent service when it comes to navigation both on and off roads and the beaten path. The cost is offset greatly if you already own your laptop or PDA and well worth a little extra investment, particularly if you will use this particular tool on a regular basis.
As I”ve said before, there is no perfect navigational solution for everyone, but there are quite a few that are nearly perfect for all who will dare to use them.
Now you can understand why there’’s a growing interest in auto navigation systems. When people start looking for more information about auto navigation systems, you”ll be in a position to meet their needs.
About The Author
If you want to learn more about auto navigational systems visit http://yourconsumerelectronics.com/category/auto-navigation-systems/ and http://yourconsumerelectronics.com/
November 14, 2007
By Bob Carper
During World War II when Italy was fighting on the side of the Axis, a certain number of American aviators were shot down over Sicily and Southern Italy near Naples. Those that were taken prisoner by the Italians found something interesting ..the welcome mat was out !!! The Italians were so interested in making connections and building friendships with Americans living in Chicago, New Jersey, Rochester, and Pittsburgh that they forgot they were in the middle of a war. Family was family, war or no.
Even the Germans were quick to explore connections across the war zone. Chicago had a huge German population. Again, they were more interested in exploring family connection than fighting a war.
That was way back in 1942. Since then, the world family has expanded beyond belief. In every country, there are people that have friends and relatives living all over the world. A family living in Rochester NY may have close friends and relatives living in Salerno, Italy, Naples, Italy, and many points located elsewhere around the world. Even now, there are huge segments of our population that have relatives in Viet Nam, China, India, Russia, and Korea.
How do they stay in touch? The long distances and high costs of global travel make it impossible. So, they now can do the next best thing. They can set up an electronic “family room.” The “family room” is always open. All a family member has to do is log on to the conference, and in three minutes or less, he or she is in the room along with all friends and relatives located all over the world. They can exchange their latest photographs, and even show videos of themselves to all family members. The “family room” is the next best thing to being there in person. Even friends and acquaintances can be invited in, no matter where they live. For example, look at these family events that can be displayed:
Julie living in Rochester NY just had twins. Her husband Steve just took some awesome videos of her in the hospital. Through Secure Webconferencing, the whole family gets into the “family room” to see the new twins and have a celebration, no matter where they are in the world.
Sam just bought a new house in Oakland, New Jersey. With his video camera and Secure Webconferencing, he takes the entire family on a tour of the whole house, especially the swimming pool and the basement rec room. Awesome !!!!!
Jeffery and Linda just got engaged. What better way is there for the whole families of the engaged couple to get together and meet one another than over a “family room” - or maybe more than one “family rooms”
Getting the family together, no matter where they live has never been easier. All you have to do is just sign up with one of the many webconferencing programs that are available today. The program you select will give you the sign up URL and the methods how you can get set up as a Moderator. You can then give all of your family attendees the URL to log into the conference. Your family is good to go !!!
About The Author
Bob Carper is a veteran consultant in information systems He holds a a MBA from Pitt. For additional information go to
http://www.mypowermall.com/biz/home/10561. His blogsite is http://www.html-secrets.net/blog. You may also contact him at robertcarper06@comcast.net
November 14, 2007
By Alex Olson
A GPS system is a global positioning system that is designed to give you the position of the unit, and of course, yourself anywhere in the world by using signals sent to and received from satellites. In this manner, the GPS unit can determine your exact location. There are a variety of uses also for a GPS system, many boats, cars, airplanes even people who hike or camp can and do carry a GPS system. Adding a GPS to a navigation system creates a more complete package and allows you to get directions and never have to worry about making a wrong turn.
There are a significant number of advantages when it comes to using GPS navigation system. One of these advantages is the ability to always know where you are. This is a valuable resource when it comes to heading out into areas you are not familiar with or if you are hiking, camping, or on a boat, getting back to an area you are familiar with.
The other advantage of using a GPS navigation system is the fact that in a car, it can, depending on the system you have speak the directions or show you where to go when it comes to making a turn. It can also tell you how long it will take to get there and allow you to make modifications to where you are going easily in cause of detours or the necessity of pulling off. On a boat it can tell you exactly where you are this comes in especially handy if for example, you are drifting due to an anchor coming loose or having been blown off course due to a storm.
There are a number of things to look for when picking out a GPS navigation system. The first thing to consider is what it is going to be used for. Is it going to be installed in a car, a boat or is it going to be used as a hand held device for use while camping or hiking. Once you have decided on an installed or hand held version you will need to look at the features offered by the GPS navigation system of your choice.
There are a variety of different features that comes with the range of GPS systems and usually the more features the more expensive so it’’s a good idea to know exactly what you are going to be using it for and what exactly you want before you go looking.
Finally, there is the consideration of price. Installed versions of the GPS system will cost more usually because they contain more features, more parts and do require installation while hand held units are usually the less expensive.
About The Author
Being interested in electronics, Alex Olson wrote a lot of highly popular articles about up-to-date technologies. You”ll find various information about GPS navigation systems and much more at http://www.onlinegpsnavigation.com .
November 12, 2007
By Ajeet Khurana
Conference calling systems are responsible for making communication easier even across the seas for the business organizations of today. At the same time, it is saving them costs as well.
Conference calls have long been aiding firms in functioning effectively. They have been helping in getting together key persons from faraway places into virtual conferences to discuss matters of mutual interest. There are occasions where meetings are conducted via conference calls, in which different people from distant places can come together on a common platform to discuss and make important policy changes.
Conference calls offer many advantages. The conference call brings a group of diverse people together to attend presentations and gain new information, enabling them to put through their questions in real time.
Nowadays, the Internet has opened up the conference calling facility for practically anyone who would like to join. Earlier there was only restricted access to this facility. At times it also involved long distance call charges. The Internet has provided the facility to considerably reduce long distance call costs. As a result, these calls have been made available to a variety of medium and small companies.
With the advent of modern technology, affordable conference calling systems have introduced a change in the way business used to be done before. It has changed the previous ways of communication, and the state-of-the-art technology in audio and video systems has improved our lives in ways that we cannot imagine.
The broad benefits of conference calls are briefly mentioned below:
* Conference calls help organizations to take faster decisions on matters of business operations. Thus, they help us to save on time.
* Conference calls help an organization to be in touch with their customers and employees all over the world at a click of a button. Hence, they save on the costs that the organization might not have been able to avoid.
* On a non-business level, conference calls help to keep family members in touch, with individuals joining the call to have a chat.
* In the medical field, audio video technology has been bring about major developments in patient care, where the patient can consult the doctor from a faraway place without visiting him. There are situations when conference calls bring in specialist doctors from all over the world together to discuss and decide upon critical patient matters.
Conference call services are being offered by many service providers. Small businesses are loving every moment of this. It is very affordable for them to set up customized calling systems. To set up an affordable plan, you would need to shop around for the best calling rates that you can get, and also for the types of plan that are being offered by various providers.
You would then be able to select the one that suits your application requirement within the budget that you have to set for the system. Before you go for shopping, you would need to understand your requirement first. You would also need to do some homework of your own to see if you can conference calling systems at low prices.
About The Author
For audio conferencing at http://www.premiereglobal.com/ and enterprise web conferencing at http://www.premiereglobal.com/conferencing-web-audio/enterprise-solutions/ visit us at Premiere conference call http://www.premiereglobal.com/ We will get you connected!
November 12, 2007
By Mark Burdett
What is the most important thing about schools and the education system? Depending on whether you are a parent, a teacher, a school governor, a regulator or indeed a pupil attending the school the answer could well be very different.
However, one thing that virtually everyone will agree on though is making sure our schools, nurseries, kindergartens, colleges and universities are safe environments. So with safety a major issue in modern places of learning what steps can schools take to make sure their school is as safe as possible?
Here are just 4 ways in which schools, colleges and universities can now technology to make sure their children and staff are as safe as possible:
CCTV (Closed-Circuit Television). The UK alone has over 4 million CCTV camera (one for every 14 people) so this method of security is now common place. CCTV is used for a wide variety of things but for schools the use of CCTV allows for the monitoring of property and people. A further advance in CCTV technology has seen the introduction of talking CCTV systems which give potential intruders or trouble makers a verbal warning. These types of systems can prove highly effective in schools to disburse potential trouble makers.
Security Lighting. With the dark winter nights now upon us and with children and teachers often starting and ending school in darkness (or dusk), having suitable lighting is very important. Security lighting can act by giving pupils and teachers more confidence by providing a well lit and safe environment as well as deterring would be criminals and trouble makers.
Intruder Alarms. Intruder alarms can work for schools as depending on the type of alarm you have it can alert other teachers, school workers, school children and/or the police.
The result being whatever caused the alarm to be activated, stops. And the school premises, staff and pupils stay safe.
Two Way Radio. Mobile phone technology has meant it is easier than ever to stay in touch. However, mobile or cell phones suffer from cost and lack of coverage issues which means they are not used by many schools. Schools can however take advantage of modern Two Way Radio technology that allows teachers and ground staff to stay in touch wherever they are for just the cost of the actual handset. With no rental charges, no call charges and a robust and reliable way to stay in touch both on the school premises and on field trips Two Way Radio a must for any school with a focus on security, communication and safety.
Two Way Radios such as the excellent Kenwood TK3201 are ideal for schools as they provide them with an affordable and mobile way to stay in touch. And with school safe two way providers like Apex Radio System Ltd offering superb deals for schools, colleges and universities on school safe radio like the Kenwood TK3201 it has never been easier for schools, nurseries, kindergartens, colleges and universities to make modern technology work for them. And ultimately make all our children more secure.
About The Author
Apex Radio Systems Ltd are The UK Leading School Safe Radio Communications Experts and the Kenwood TK3201 Radio is available from them by visiting http://www.apexradio.co.uk/product_info.php?id=61
November 10, 2007
By Brian Reuter
There is currently very little potential for advanced-composite technology in high-volume automotive applications. That is not to say that advanced composites have not been or will not be used in the distant future (more than 10 years). For example, advanced composites (e.g., carbon fiber) are currently used in several specialty road cars, concept cars, and in many racing cars. However, these are not produced in high-volume or for use in large parts.
In the United States and Europe, the barrier to acceptance of advanced composites in the automotive industry is price vs. performance. While parts integration and large parts are a potential advantage for engineered and advanced composites over metal (steel included), the cycle times and material costs for advanced composites may still present a barrier to full-scale acceptance in the automotive industry in the near future.
Advanced composites, which are composed of oriented, high-performance fibers (e.g., carbon) in a high-performance resin matrix (e.g., epoxy), provide enhanced structural, electrical, and thermal properties to numerous aerospace applications. The materials are costly, and the fabrication processes are slow. The number of units that are produced is small when compared to high-volume automotive applications. Advanced composite technology is technically appreciated by the automotive industry but is currently not accepted because of formidable costs.
The cost of high-performance fibers (specifically carbon fiber) has been a continuing barrier to full-scale adaptation of advanced composites. Guideline experts estimate that carbon fibers used in the less sophisticated aerospace applications can cost $15 to $60/lb, whereas those used in sporting goods could cost $8 to $15. For carbon fibers to be a feasible option to be used in industrial applications (automotive, oil well tubes, etc), they should cost around $5/lb. However, the realistic threshold for the cost of carbon fibers is probably $6 to $8/lb. Even if some of the giants in the automotive industry can force down the price point of carbon fibers by buying in large volumes, no carbon fiber producer is expected to be able to fulfill the entire demand on time.
Engineered composites, which are composed of unoriented, discontinuous or continuous, low-cost fibers (e.g., glass) and a commodity thermoplastic matrix (e.g., polypropylene) or thermoset matrix (e.g., polyester) are well established in the automotive industry. The cost of materials is low and the fabrication times are relatively fast, ranging from a few seconds (thermoplastic GMT) to a few minutes (thermoset SMC).
Several developments in the field of engineered composites may help expedite the adaptation of advanced composites in the automotive industry. For example, oriented, continuous fiber preforms have been introduced, which will reduce fabrication time for resin infusion processes (RTM, VARTM, SRIM, and RRIM). A second example is the development of new machinery to mix and inject long glass fibers in the form of sheets. This process could provide a serious threat to both GMT and long fiber pellets.
Separately, the carbon fiber industry is reacting to the pressure to reduce fiber cost. A certain amount of progress is being made, but the optimum volumes to achieve the lowest costs are still a few years away.
About The Author
Brian Reuter is Director of Product Realization at Guideline, Inc. Guideline provides research, product realization, expert witness and consulting services. Learn more at http://www.intota.com.
November 10, 2007
By Brian Reuter
The rapid growth and widespread use of aluminum since World War II is tied directly to the ability of anodizing processes to protect it from corrosion, improve its appearance by way of brightening it and offering a rainbow of colors, and imparting ceramic-like toughness to its outer skin (especially through hardcoat anodizing).
Hydrated aluminum oxide is the stable form of aluminum in nature; thus, unprotected aluminum exposed to air and water will corrode, forming a discontinuous, powdery, white corrosion product. This form of natural oxide growth, if unchecked, will proceed as long as unreacted aluminum is exposed. Anodizing can actually be envisioned as an accelerated corrosion process; the difference between anodizing and the natural process is that anodizing forms a more dense, continuous, oxide layer.
Anodizing has several benefits over other coating choices. For example, while plating and painting protect aluminum, there will always be a barrier between the coating and aluminum substrate with these treatments; the only bond between the two is mechanical. If the bond in this barrier region is compromised by way of poor substrate preparation, mechanical damage (e.g., scratching), or gradual degradation (e.g., general corrosion), raw aluminum will be exposed and corrosion can commence.
Anodizing, on the other hand, is a conversion coating process that results in a chemical bond between an anodic aluminum oxide layer and the aluminum basis material, which is much stronger than a mechanical bond. Whereas painted or plated coatings over aluminum can be peeled away, there is no way to separate the anodic layer from the aluminum on which it formed.
In addition to the bonding issue, paints and plated metallic layers are much softer than aluminum oxide. On the well known Moh scale of mineral hardness, one form of naturally occurring aluminum oxide, namely corundum, is the ninth hardest out of ten. The only mineral harder is diamond! With this in mind, it’’s not surprising to learn that a component coated with the hardest plated metal (namely hard chrome) will wear more readily than an identical component that is hardcoat anodized.
Lastly, the mechanism of oxide growth during anodizing results in a porous structure. This permits further surface modification such as:
-Dyeing to impart nearly any color to the anodic layer
-Sealing with a lubricative material such as molybdenum disulfide or PTFE
-Infiltration with an adhesive primer for bonding applications
These factors, coupled with the fact that anodizing is more economical than either powder coating or plating, point to the continued importance of anodizing as the coating of choice for aluminum in a wide range of applications.
Having been practiced for decades, Guideline generally considers anodizing to be a mature technology. Changes to existing approaches tend to be incremental process enhancements (whether for functional of decorative purposes) such as new electrolyte “recipes”, rather than revolutionary technology shifts.
In spite of this, we do see several areas where technological improvements might bring about significant new opportunities for anodizers.
The strongest growth category for anodized aluminum appears to be that of transportation. An expected increase in the production of new aircraft to replace aging fleets and the auto industry’’s trend of increasing the use of aluminum for vehicle frames and bodies are expected to be the primary drivers of this growth. Another large anodizing category, architectural aluminum, does not appear to be poised for significant growth; in fact, this market may already have reached its peak.
About The Author
This is a summary of an annual strategic report on aluminum anodizing technology written by Guideline staff and experts. For more information please visit us at http://www.intota.com, or contact Brian Reuter, Director of Product Realization, breuter@guideline.com.
November 8, 2007
By Jonathon Hardcastle
Just like Columbus discovered in America the “New World” where everyone dreamt to begin living a better life, so will Nokia soon introduce to the worldwide wireless users the “new world” of a unit-free personal computer experience. With its latest mobile phones becoming more and more a new type of “multimedia computers,” Nokia has been taking the world of telephony a step beyond what others have or want to imagine.
In particular, Nokia has been envisioning and working towards the idea of creating a mobile phone that is both a gadget and a tool where every form of communication, information and entertainment coexist. Perhaps you think that this is actually what everyone else has been doing, but Nokia thinks and most importantly acts, otherwise. Simply put, what Nokia executives see for the future of mobile telephony, is a world of ideas and capabilities currently handled by a personal computer stationed physically somewhere. Thinking outside the box, the Nokia manufacturers have envisioned a world where all of the current applications and functions one can perform using a PC are remotely executed through the use of a specially equipped mobile phone. Everything, from simply browsing the Internet to find the next available tickets for a movie, to storing large files and writing documents, if Nokia has a say, will be possible over one small, light, and most importantly, mobile phone. Already having a screen and a keyboard, the future of mobile phones seems extremely promising as the only thing changing between the personal computer experience and that to the mobile phone is where the server is located.
According to Nokia manufacturers, the world will soon experience how the remotely controlled files can be stored, shared and manipulated over a device so small that fits one’’s palm. Interacting with home television units and local radio stations, or adjusting the temperature of a room and preparing coffee in the morning, are examples of a reality that has already been knocking the doors of the privileged developed countries” citizens. But in a matter of few years, features currently only offered by a desktop or laptop computer will be at consumers” fingertips when they ride the bus or walk down the road. Instead of having to wait to be physically present in front of their computer screens, the mobile phone users of the near future will be able to finish their work projects, store the files and send them to clients for approval, using only their cell phone; preferably a Nokia one.
High-tech fans and people of all ages will embrace the freedom associated with such a pioneering experience; especially as remote access is already possible. Although critics support that issues will arise slowing down the speed with which Nokia will market this transition for mobile telephony users, Nokia will probably manage to surprise many, as technology advances greatly before our own eyes.
About The Author
Jonathon Hardcastle writes articles for http://worldof-science.com/ - In addition, Jonathon also writes articles for http://recreationandmore.com/ and http://loveofthearts.com/
November 8, 2007
By Jonathon Hardcastle
Frequently the successes and failures of social organizations, like states, corporations, clubs, army troops, teams, etc., are associated to a great extent to the leadership abilities of their constituents. In every small or large, formal or informal, social organization leadership consists one of the most significant parameters, which determines the organization’’s cultural values, its operation and its development. For several centuries this topic has been of major concern in a substantial number of social sciences among which are history, sociology, psychology, political science and philosophy.
There is a statement saying that “within a team everyone leads!” This practically means that in the end no one leads. Our typical reaction to such statements is to conclude that leadership, itself, must therefore be absent. That response is not only overly simplistic, it is also false. Leadership, to be present, must not be monolithic. It can be shared. Since it can be shared, there is no law of nature that says that it cannot be universally shared. The issue of whether it is more effective when residing in the hands of one, few, or many, has been debated since the days of ancient civilizations.
The notion that leaders are “born and not made,” or that some people cannot learn how to lead, is established in modern culture and shapes peoples” actions. This, apart from being false, is also a rather dangerous idea. Sometimes when we talk about leadership we don”t distinguish between leadership, authority and dominance behavior. The capacity for gaining dominance in a social situation is one of the skills that enable people to gain authority. Dominance is not a product in human societies of physical superior ability. Even in chimpanzee societies, dominance is a product of political alliances. It means being able to win the hearts of your fellows through a variety of favors and affiliate behaviors.
Different situations, different cultures, different organizations, at different moments in life, call for different characteristics and require a variety of skills to be utilized by a potential leader. A person may be terrific at exercising leadership as a volleyball team member, yet be awful in exercising leadership in a business environment. Vise versa, this can be applied in the business world. Some terrific business leaders exercise no leadership in their families or in clubs they may belong to, not just because they choose not to, but also because they do not know how to. Those other settings have a diverse set of norms, special authority structures, and offer various adaptive challenges, with which these successful business leaders are unfamiliar.
But, people can learn a great deal about how to deploy whatever skills they do possess and use them in different contexts, if they are adequately taught to recognize and advance them through frequent use. People do not resemble those archaic machines that used to have a maximum capacity level. They can, nowadays, learn a lot on how to use their skills appropriately by entering a computer simulated environment. To place it as simply as possible, leadership education through computer programs is preferred as it resembles the teaching methods used to learn a language or an instrument. One takes whichever talent he or she has and is taught, by having to respond to a set of scenarios, how to maximize logic and talent, and how to deploy them appropriately given the specifics of a situation. Somebody may be a splendid player of Bach and a horrible player of Brahms, but they both know and understand the principles of music theory.
About The Author
Jonathon Hardcastle writes articles for http://worldof-science.com/ - In addition, Jonathon also writes articles for http://thenursingcenter.com/ and http://4aginginfo.com/