See how the U.S. Department of Energy is pioneering the future and leading the world in cutting-edge research and innovation.

The following offices within the U.S. Department of Energy report directly to the Office of the Under Secretary for Science and Innovation. Click the individual cards to learn more about each office and their work.

Home Energy Rebates Programs

Our Savings Hub is your one-stop resource for saving money and increasing your home’s energy efficiency. Whether you’re a homeowner, renter, or driver, you’ll find practical tools to lower energy costs and make informed energy choices.

Homepage of the Office of Cybersecurity, Energy Security, and Emergency Response. Visit Site

Find Energy Saver publications including fact sheets and our popular Energy Saver Guide to help you save energy and money at home.

Electricity -- the flow of electrical power -- is a secondary energy source generated by the conversion of primary sources of energy like fossil, nuclear, wind or solar. Keeping the power flowing to American homes and businesses is a critical necessity for …

The U.S. Department of Energy supports a number of grant, loan and financing programs. Learn more about these programs and how they can help you -- whether you are a startup energy business looking to launch a pilot project, a company with proven technology that needs help reaching commercial scale, or a state, local or tribal government ...

Here at the U.S. Department of Energy (DOE), every day and all year round, we’re focused on fighting climate change and mitigating its harmful effects on the environment, our natural resources, and communities.

Learn about the Energy Department's investments in clean, renewable energy technologies including wind, solar, hydro, geothermal, bioenergy & nuclear.