Lightning is the electric breakdown of air by strong electric fields and is a flow of energy. The electric potential energy in the atmosphere changes into ...

Governmental department whose mission is to advance energy technology and promote related innovation in the United States.

Features various sections about energy including what it is and the forms it comes in. Find out how humans use energy through quizzes and a 'fun facts' ...

Section of the US Department of Energy (DOE) providing statistics, data, analysis on resources, supply, production, consumption for all energy sources.

ENERGY STAR is a government-backed program helping businesses and individuals protect the environment through superior energy efficiency.