Category Archives: Technology and Science

A Brief History Of Forklift Technology

A Brief History Of Forklift Technology

Our modern economy has a tendency to take forklifts and forklift truck technology for granted. These industrial machines were created in the beginning of the 20th century as American was still going through a rapid industrialization post World War 1. Many companies were moving from other industries into the material handling industry. Hyster, for example, started out in the logging industry, but by the 1930s started to shift its focus to the burgeoning materials handling industry and began developing forklifts.

During and after World War 2, the forklift became a staple of industrialization. They were used during the war to bring supplies to the front lines and were also used to transport military goods from American factories to foreign ports. American warehouses used forklifts and lift trucks to increase productivity and efficiency in their materials handling.

As the decades progressed, so did technology, and increasingly forklifts were going electric. Electric forklifts often provide lower operating costs and tend to be more ecofriendly than gas powered forklift trucks. Electric forklifts have become a standard for businesses that want to compete in today’s international economy.

Forklifts have come a long way from their humble origins. They were originally created by modifying tractors by applying lifts to them, but soon enough they become an entire industry of their own. The advent of electric forklifts is a testament to the ongoing evolution of forklift technology. Many industrial forklifts now utilize rear-wheel steering, increasing the ability of the forklift driver to maneuver in narrow environments.

Since forklifts are so prevalent today, there is a great market for used forklifts. Used forklifts provide a business the opportunity to minimize their costs and increase productivity by buying a quality used forklift, rather than paying thousands of dollars more for a new forklift. More and more businesses are turning toward buying used forklifts because buying new forklifts is considerably more expensive.

Hopefully this brief introduction to the history of forklifts and the continuing evolution of forklift technology has taught you a few things and increased your appreciation for this often overlooked tool of modernity. Forklifts will continue to be used by business all over the world and will continue to be an integral part of running a successful business and staying competitive in the increasingly international 21st century.

The Principle Of Retinal And Iris Scanning Technology

The Principle Of Retinal And Iris Scanning Technology

Fingerprint method can be misapplied. This reality is proven scientifically correct. For that reason, people then try to find the more reliable biometric systems.

The retina is part of the eyes that is responsible for the ability to see. The pattern of blood vessels that forms the retina is as unique as fingerprint. The principle of retinal scanning technology is scanning the pattern of capillary blood vessels on the retina with low-intensity light sources.

In 1987, the first retinal scanner was made by Leonard Flom and Aram Safir and has been patented. However, by the year 1994, John Daugman developed the technology of iris scanning as a competitor for retinal scanner.

Retinal scanning principle

Retinal scanning is based on the fine capillary network that meets the needs of oxygen and nutrients to the retina. These blood vessels absorb light and can easily be visualized with appropriate lighting. To that end, the close distance between the eyes and a scanner is needed. The appropriate position of eyes toward the scanner is also necessary. Also, there must be no eye movement, such as blink or glance.

Retinal scanning can not be 100 percent accurate. It is also less suitable as a security tool because even though the pattern of capillary blood vessels of human beings’ retinas cannot change generally, but diabetes, glaucoma, and cataracts can change it.

Iris scanning

In its development, retinal scanning is considered to be too disruptive in the case of security detection devices. In the use of retinal scanning, the eyes should be as close as possible with the scanner. For long-term, the light of scanner that is too close to the eye can give negative effects.

Because of the weakness, iris scanning technology emerges as strong competitor. Iris, a network that gives color to the eyes is also unique in which the chance for two identical slices is 1:1,078. Even, the left iris and right iris of someone are different.

How Do I Arrange My Science Display Board

How Do I Arrange My Science Display Board

A display board, or science board, is the required visual component of a science fair project. Every student that enters a science fair has to produce one of these boards. The purpose of these boards is to summarize the steps taken in the project and to highlight the most important points of the project. Since this is what the science fair judges are going to use as their primary source of information for the project during their evaluations, it is important for students to do their very best when constructing their science fair display boards.

Selecting the Board

Students have several options when it comes to selecting the background board for their projects display board. Most students are going to utilize either a piece of poster board or foam board. If the student is only completing a project for a class grade or for a school level science fair, then poster board will suffice. However, if the student has aspirations of participating in and winning regional or higher level science fairs, then the foam board is a better option.

Layout Step #1 Divide Your Board

The first step in laying out a display board for a science fair project is to divide the board into sections. Students can divide their board into panels or squares. The number of panels or squares that are created will reflect the number of elements that the student wants to include in their display. Keep in mind that you will need space to discuss each of the seven steps in the scientific method.

Layout Step #2 Create the Title

The title is the first thing that needs to be positioned on the display board. It will need to be centered at the top of the board. The lettering needs to be large enough to be read from a distance. It can be helpful to print out the title on paper and to then attach it to the board with an adhesive. This will give you the option of seeing how it looks in different positions on the board.

Layout Step #3 Create Your Text and Graphic Panels

Step three is to create your text and graphic panels. These are created by printing out the text panel or graphic and then matting them on construction paper or card sock. Try to make the panels look congruent and consistent.

Layout Step #4 Dry Layout Process

The next step is to lay your display board flat and to experiment with the positions of the various panels. You will want your display board to flow naturally from step one to step seven of the scientific method. You will also want your layout to look clean and orderly. You may need to switch the positions of the panels several times before you find a layout that works for your project. When you find a layout that you like then you can glue down the panels.

Online Science Proofreading A Necessity For Researchers

Online Science Proofreading A Necessity For Researchers

When you read a scientific journal, you will notice that the articles are clear and well structured. Researchers should be acknowledged for the content of their written documents, but when it comes to checking the details, experienced editors deserve the credit. Unknown to some readers and new writers, science proofreading is necessary for all written research work. Researchers who have experience publishing their scientific findings know that this often overlooked process contributes to the overall quality of their research.

Why do you need online Science proofreading?

To improve the language:

A scientific text prepared by a non-native English speaker may contain inappropriate terms and expressions. The message will not be clear to readers and may be misinterpreted by some. A professional scientific editor knows how to deal with these issues without changing the content or the message that you wish to convey. It is ideal to hire a native English editor to help you improve the language of your document.

To correct the errors:

From missing semicolons to misspelled words, a scientific editor can check and correct the mistakes in your document. A good proofreader will read each sentence of the document to look for punctuation and spelling errors that you may have missed. The editors can make the necessary corrections because they are language experts.

To organize the content:

Not all researchers are good writers. The researchers can document the study and write the findings, but they are not particular when it comes to the structure of their research paper. An online Science proofreading service will be able to correct the flow of the content to make it readable. This will also help readers understand the study better.

To meet the publication requirements:

As a scientific researcher, it is very important that you follow the standards and requirements set by your preferred publication to avoid rejection. Scientific editors have broad experience in handling documents for publishing so they are familiar with the specifications given by top scientific journals. A good Science proofreading company will give tips on how to prepare your manuscript according to the requirements of the journal.

Before you submit your manuscript to a publisher, hire a good Science proofreading service to check your work. There are reliable English editing companies online that can you help you develop your scientific manuscript. Inquire about the service of certified companies like OnLine English to be certain that you get quality service at reasonable costs.

LG Sciences Advances Creatine Science

LG Sciences Advances Creatine Science

There are many Creatine’s on the market today. How do you choose the most effective? LG Sciences has released an advanced Creatine Complex that is light years ahead of it’s competition. Cold Fusion EX.

With all of the choices out there how can we decide what is the best form if such a thing actually exists. Creatine is an amino acid that is naturally occurring in the body and provides cellular energy and a host of other benefits to both the bodybuilder and general health enthusiast. In fact creatine is even being looked at to provide increased energy and wellness benefits for the elderly. It may provide heart benefits and also increase mental acuity for people that have diseases like Alzheimer’s. Creatine is responsible for turning ADP into ATP which is your body’s main energy supply in the mitochondria. ATP is split to form ADP (losing a phosphate to create energy) and Creatine Phosphate “hangs around” to recharge the ADP molecule so it can be used to create energy again. Any Creatine is converted to Creatine Phosphate in the body, but oddly enough taking Creatine Phosphate as a supplement never really gave the kind of results that were achieved by many other creatine types, so it was effectively scrapped. Creatine is the base product for any bodybuilder looking to increase size and strength. It adds well to any other product and the only thing more basic than creatine is a protein supplement. Creatine helps the muscle cell hold more water, which can expand the fascia of the muscle increasing its volume. So, creatine is useful for strength and stamina by recharging the muscle energy system, it also increases new muscle cells (monohydrate for sure) and increases pumps for a muscle stretching effect. It is the most popular and beneficial supplement ever for bodybuilders.

Here is a basic list of just some of the Creatines on the market:

Creatine Monohydrate this is the original version sold back in the 80’s for improving strength and stamina for weightlifters. It is tried and tested, however it has been replaced with newer and fancier creatine molecules. I HIGHLY suggest supplements still contain some creatine monohydrate for one big reason. Creatine monohydrate is the only form proven in scientific studies to create new muscle cells. There are many studies showing Creatine Monohydrate increases the formation of new muscle cells and one important study showing that other forms of creatine do not have this effect!

Creatine Malate this is creatine bound to malic acid. The preferred form is DiCreatine Malate since that is the only form that is possible, the other forms (tricreatine malate) are usually just creatine monohydrate mixed with straight malic acid. The supposed benefit of Creatine Malate is reduced bloating and increased endurance, since malate is involved in increasing cellular energy by being part of the krebs cycle. Overall, this ingredient has many years of solid anecdotal support and I feel it is a good addition to any creatine blend.

Science Activities Should Be Carefully Planned

Science Activities Should Be Carefully Planned

Learning science will never be complete without the presence of the right and life-related science activities and take note, the real essence of science concepts cant be grasped thoroughly only with the use of facts or opinions, proving is necessary and on it lays the satisfaction of most of the learners. If you are a science teacher for the grade school and you are looking for ways in which you can easily relay to your pupils the main concepts, it would be best if you can carefully plan for series of science activities they can do.

What are the factors you need to consider in planning for the activities? Will you still need planning materials at the same time opinion of your pupils or will you just base everything on your own? Will you need to verify your planned activities after? There are lots of considerations you should put into mind if you are looking after the learning of everyone and since you are the prime mover in the classroom, you must know how to start with your plan.

When you want to perfectly plan for the science activities, take note that you are considering the availability and suitability of the learners. Will the materials be easily obtained or at your reach? Will the materials suit the level of learner as well to the nature of the subject you are teaching? You must be really keen and these questions can guide you all through out.

Learning should not be as strict and complicated, if you are aiming for a conducive environment for learning to occur, proper planning of the science activities can be great and planning can surely help the teacher accomplish what he has set for the day and that would also save him time and effort to think whats next.

The Science Of Getting Rich, A Book Review By Dana Carmichael

The Science Of Getting Rich, A Book Review By Dana Carmichael

The Science Of Getting Rich by Wallace Wattles was written nearly 100 years ago and to this day, presents an excellent blueprint for getting rich. It doesn’t matter where you are from, how much education you have or whether you have money, if you can keep a clear vision of what you want and have the faith to see it through, wealth can be yours.

We live in an age of advanced technology and “How To” books which can be difficult to keep up with so it is surprising that his book has such a simple message. Wattles says that having the right thoughts, having faith and working in harmony with the Universe will produce the desired results…wealth.

Like many of our current wealthy people who want us to be rich, Wattles believed that no man can rise to his greatness or reach his full potential without having plenty of money. “The man who owns all he wants for the living of all the life he is capable of living is rich; and no man who has not plenty of money can have all he wants.”

How do we form our mental picture which is necessary for getting what we want? It involves more than setting goals although goals are very important. You must know what you want and be definite. “You can never get rich or start the creative power into action, by sending out uniformed longings and vague desires.”

Spend as much time as possible contemplating your picture. The more clear and definite you can make your picture the more you will focus on it and the stronger the desire will become. Visualize already having possession of what you want and the joy and excitement it will bring you. Remember that thought is the only power which can produce tangible riches. What you think about, you bring about.

There is one more component which is necessary for wealth, The Law Of Gratitude. The more we express gratitude when good things come to us and gratitude for the things we have, the more we will receive. The law of gratitude is a natural principle that is necessary to follow in order to get what you want. There are no riches without gratitude. Create your mental picture, take time for visualization, have faith and be grateful and riches are surely to follow.

How Science Found The Missing Portion In The Weight-Loss Puzzle

How Science Found The Missing Portion In The Weight-Loss Puzzle

Two out of three Americans are overweight. And diet after diet, the pounds always return. Why hasnt dieting worked until now?

Scientist feverishly worked on the ultimate solution and in 1994 they discovered a communication system between fat cells and also the brain. Fat cells create a messaging hormone called leptin that signals inside your brain that you are full and can quit eating.

One other leptin message regulates weight by telling your body’s cells to either get rid of fat or store it. Scientists assumed that over weight people needed more leptin. They were wrong!

To get more effective weight regulation, it isnt the amount of leptin, but clarity of the message that counts. If we consistently overeat, the fat gained sends out much more leptin which overwhelms the brain and body so they ignore the “stop eating start burning fat” message. This creates a vicious loop: fat cells keep creating progressively more leptin in an attempt to be heard, resulting in our bodies storing even more fat. That fat creates more leptin. This cycle is commonly called “leptin resistance” and it is a significant factor in the fat gain cycle.

The revolution started in 1994 at New Yorks Rockefeller University, when Dr. Jeffrey Friedman and his research team discovered that the fat cells of genetically obese mice failed to produce a chemical called LEPTIN. Leptin was the first adipokine, the first hormone shown to be made exclusively by fat cells. Researchers soon discovered that administration of leptin curbed the appetite and stimulated the metabolism of laboratory animals. Injecting leptin into genetically obese mice restored them to normal body weight. Leptin appeared to function as part of what scientists refer to as a negative feedback loop. When an animal is overfed and begins to gain weight, the increase in body fat leads to an increase in production of leptin, which in turn suppresses appetite and stimulates fat burning, restoring the animal to a normal lean weight. This method of internal self-correction is called “homeostasis” and it stabilizes the bodys internal state.

Overweight humans are not leptin deficient: the more body fat, the higher the levels of leptin in blood. For people who are chronically overweight, the problem seems to be that leptin is not doing its job of reducing appetite and stimulating fat burning. The effect of leptin is blocked. Scientists call this state LEPTIN RESISTANCE. Leptin resistance makes losing weight difficult if not impossible. The goal of The Fat Resistance Diet is to help readers overcome leptin resistance through a diet and exercise plan based on health research.

Advice about eating less and exercising more has been a resounding failure. Diets, whether theyre low calorie, low fat or low carbohydrate, all produce initial weight loss but do a lousy job of maintaining leanness. If theres a way that science can help us undo the damage technology has caused, then understanding and combating leptin resistance may well be the key.

Computer Science Admissions Requirements

Computer Science Admissions Requirements

Computer science admissions requirements vary from school to school, but there are some basic things that students can expect if they are applying to such a program at a four-year university. The following facts are important for any student to consider before they begin the computer science admissions process at their school of choice.

If a student has completed an associates degree at a community college, they will more than likely need a minimum GPA on all coursework taken in order to transfer into a Bachelor of Science program in Computer Science at an accredited four year college or university. For students coming into a college or university straight out of high school, there will be academic and SAT requirements. And there are typically prerequisite courses in subjects such as mathematics and science that must be taken before either type of student may enter the upper division computer science major. The GPA requirements for these classes may be higher than the average GPA requirements for all other coursework taken so far, and for students transferring in, the GPA requirements are probably going to be a bit higher all around.

After making it through the computer science admissions process, there will be several requirements that must be met in order to finish the program and graduate with a Bachelor of Science. At a typical four-year college, students must first complete all the general education requirements, which should take about two years, and declare their major by their sophomore year. Typical computer science courses taken after that are Introduction to Computing, Data Structures, Discrete Mathematics, Principles of Computer Organization, Principles of Programming Languages, Algorithms: Design & Practice, Analysis of Algorithms, Theory of Computation and six additional elective courses in computer science, plus a senior project or thesis.

The computer science admissions requirements may be tough, and the requirements to finish the program may be even tougher, but it is well worth it for the wonderful career opportunities that will be available thereafter. This is one of the most lucrative fields with terrific job outlook and positions available around the world.

Find the perfect Computer School today and start your path to a rewarding career.

Basic Materials Used In Making A Picoturbine Windmill For Your Science Fair Project

Basic Materials Used In Making A Picoturbine Windmill For Your Science Fair Project

Magnet, copper wire, aluminum wire, screws and clips, cardboard, and wood are the basic materials to used in making your own PicoTurbine windmill science fair project.

A PicoTurbine is a small windmill structure functioning to produce a small scale electric energy. A windmill structure is a very suitable science project idea for renewable energy topics. It is an ideal science fair project because it can be built easily. The materials used to make such project can also be easily found in any hardware store. PicoTurbine windmill is basically made from the list of items below.

Magnet

The magnet is basically used to attach with the rotor disk place above the wooden base of the PicoTurbine. It’s securely attached with a double sided tape to a thick cardboard to function as a rotor mechanism. When the rotor spins the magnet’s magnetic field will release enough voltage to light the light emitting diode or LED.

Copper wire

A copper wire is used as a pathway of the PicoTurbine’s electric circuit. It is generally used in building the stator segment of the turbine. It is also use to transport the voltage in lighting up the light emitting diode or LED. Expose the copper wire on the end of the coils with sandpaper. Remember to get rid of any enamel left on the copper to have an efficient stator.

Aluminum wire

An aluminum wire is used to assemble the base and yoke of the windmill. Wrap the aluminum around the dowel. Bend and loop the aluminum wire with pliers to form the yoke as well. The yolk and dowel can then be placed on the center of a wooden base by screwing it with Philips head screw.

Screws and clips

Screws and clips are essential bearing parts that are used in assembling the different segments of a PicoTurbine windmill. A Philips head screw is specifically used to attach the yoke and the axle of the windmill. Retaining clips are metal clips that fastened the dowel to the rotor. Screws and clips are the joints and tendons of the whole PicoTurbine skeletal structure.

Cardboard

The cardboard is the base support of the paper blade and turbine patterns. A cut-out paper template is glued to the cardboard to give it more weight. A cardboard is also used to support the magnet and the rotor.

Wood

Wood is basically used as a foundation of the PicoTurbine. Since wood is a solid material and can easily be screwed, it is an essential base to hold all of the windmill’s parts. An 8? by 5? wood is the ideal size for an 8? PicoTurbine windmill. A half inch thickness of the wooden base is also a complementing support.

Prepare all the necessary materials completely before you will start building your PicoTurbine windmill. PicoTurbine windmill kits are also available in the market to ensure that you have all the materials that you need. Scissors, screw driver, and ruler are the tools that may come in handy.