If we could make coal plants, natural gas facilities, and gasoline engines so efficient that they could extract 90% of the energy (roughly 3 times the current amount) stored in fossil fuels, would our environmental woes be solved? Assuming society’s total energy use stayed exactly the...

The entire world is going green and moving toward cleaner sources of energy. California hosts a flourishing solar industry with a burgeoning number of solar installers. One of the most important factors in selecting an installer is how bankable they are. That is, will they be in business...