Battery technology has come a long way. Lead acid was the best that we had for a good long while, which is why it sees use in nearly every automobile sold in the world. Now, we have the nickel based battery chemistries and the newest lithium based batteries which are expected to allow the final leap into truly relevant all electric cars. This is all great news to anybody who is concerned with the use of fossil fuels for transportation. But, as more and more power is required to give the performa
Nanoscale materials are so small only an electron microscope can see them. A nanometer is one billionth of a meter. To put that into perspective, a human hair is about 80,000 nanometers wide.