How to reduce your energy consumption
Don't forget the basics. This simple stuff will save energy — and money — right now. 1. Unplug Photovoltaic. Photovoltaics are the direct conversion of light into electricity at the atomic level.
Photovoltaics
The diagram above illustrates the operation of a basic photovoltaic cell, also called a solar cell. Solar cells are made of the same kinds of semiconductor materials, such as silicon, used in the microelectronics industry.
US scientists find gene that helped human brain evolve from apes
WASHINGTON (AP): Scientists believe they have found a key gene that helped the human brain evolve from our chimp-like ancestors. In just a few million years, one area of the human genome seems to have evolved about 70 times faster than the rest...
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