In Las Vegas, city of energy dissoluteness, the industrialists of the high-tech hurry up in Consumer Electronics Show. Every year, the huge screens on plasma win a little more in diagonal, with models which attain from now on 150 thumbs (3,81 metres). But these systems of displays with big show will not soon be able to enter [...] any more
That those who have never practiced the art of the kite raise the finger! To the University of Delft, in the Netherlands, student and teaching true pros became. Notably to throw and to pilot several square metre devices. Because to the University of Delft, iron is hard believed as that the kite will be an answer in [...]
The hydrogen? Many people speak about it as «the energy of future». The rumour-mongers pretend that she will remain him. They are perhaps wrong. Because two jobs published on Friday in the magazine Science show that the manufacture of hydrogen from solar energy is not any more an Utopia.
Today, the industrial hydrogen is obtained by splitting hydrocarbons. What makes that cars [...]
One hundred and ninety-seven years ago, the German physicist Thomas Seebeck discovered that by linking up two drivers carried to different temperatures, one very low-current is produced. He extended so an experience of Volta which, in 1794, irritated a frog with caused current by plunging a metallic driver into the bouilante water. It is besides with [...]
The European Union decided to attack the electrical consumption of apparatus household appliance and electronics in mode stays up. According to the Committee of Brussels, she would represent an electrical consumption of 50 TWH, the upper to that of a country as Denmark. A plan of regulations aiming at reducing this 75 % wasting before 2020 was approved [...]
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