Photovoltaic cells—those black squares an array of which comprises a solar panel—are getting more efficient, and gradually less expensive, all the time, thanks to ever-better designs which all them to focus the gathered sunlight on a more and more concentrated point. The size of the cells is decreasing as their efficiency rises, meaning that each c...
The Germans have really taken off when it comes to renewable fuel sources, and have become one of the major players in the alternative energy game. Under the aegis of the nation's electricity feed laws, the German people set a world record in 2006 by investing over $10 billion (US) in research, development, and implementation of wind turbines, biog...
Biofuels are produced by converting organic matter into fuel for powering our society. These biofuels are an alternative energy source to the fossil fuels that we currently depend upon. The biofuels umbrella includes under its aegis ethanol and derivatives of plants such as sugar cane, as well aS vegetable and corn oils. However, not all ethanol pr...
In his State of the Union Address for 2007, President George W. Bush called for a 22% increase in federal grants for research and development of alternative energy. However, in a speech he gave soon after, he said to those assembled, I recognize that there has been some interesting mixed signals when it comes to funding.
There are some very good elliptical trainers from New Zealand that add some competition to elliptical trainers found across the world, including the United States. Elliptical trainers from New Zealand are just as reliable as any other type of elliptical machine, except that elliptical trainers from New Zealand are at a fraction of the cost as their...
There are a variety of elliptical cross trainer features that can be found on different elliptical cross trainer machines. Depending on the type of machine you buy, will depend on what type of features your elliptical cross trainer will have. We will go over some of the most common features that you can find on a elliptical cross trainer machine.
The EFX Precor elliptical trainers are considered some of the best elliptical trainers. There are five different types of Precor elliptical trainers in the EFX series. These different EFX Precor elliptical trainers have various features. However some of the features on the different models of EFX Precor elliptical trainers can be found on all of th...
There are many elliptical trainer reviews, however, these elliptical trainer reviews cover some of the more common elliptical trainer names out there. Sole is not a common name associated with elliptical machines, however you can be sure that you will see their name more and more in different elliptical trainer reviews for some very good reasons th...
There are so many elliptical machines on the market, but who really does make the best elliptical trainer? You may think that it is only a matter of preference and opinion of who makes the best elliptical trainer, however this is not the case. There is actually a manufacturer who by far is rated in making the best elliptical trainer. They are know ...
You have heard about elliptical trainers, however you may not know what center drive elliptical trainers are. You do not want to confuse center drive elliptical trainers with the average elliptical machines on the market, because center drive elliptical trainers do have some differences that are superior to your standard elliptical machines. Any ti...