We live in a time when it is important to look for ways to save energy. Energy waste in individual homes and offices, albeit minimal, in the long run has a measurable influence on the value of the electricity bill: just think for example to the power consumption in stand-by mode of some of the most common electrical devices such as monitors, printers, televisions, portable DVD, stereo. There are many global initiatives to try to solve this problem, and the Web is one of the main media used for this purpose. Some web-sites, forums and social networks are part of the so-called Social Web, which...

In recent years the performance of the PC have increased significantly, thanks to new technological developments; but, while these developments lead to an increased power, on the other side there is a very important issue: the cooling of the PC. This consequence is due to the fact that the increased power of the components is directly proportional to their temperature, resulting from the overheating of their electrical resistance. The reduction has many advantages in the level of activity of our pc. First of all, the energy conservation automatically results in savings and environmental...