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From the incandescent to CFLs to LEDs, we're exploring the <a href="/node/772396">long history of the light bulb</a> and how it led to new technology breakthroughs that are helping consumers save money on their energy bills.

From the incandescent to CFLs to LEDs, we're exploring the long history of the light bulb and how it led to new technology breakthroughs that are helping consumers save money on their energy bills.

Our homes are a major source of energy use in the U.S. Improving the efficiency of new and existing homes while educating consumers about their energy use will help consumers save money and increase the nation’s energy security.

The Energy Department supports research and development on innovative technologies that save energy and money while also working with local governments, utilities and nonprofits to provide opportunities for families to make smart, cost-effective energy upgrades to their homes. From basic information on water heaters and insulation to home energy audits and appliances, the Department’s Energy Saver website provides consumers with practical tips and advice on ways to cut their energy use. 

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Top 4 Energy Department Inventions Saving You Energy & Money at Home

Learn how the Energy Department is helping lay the foundation for more efficient homes by developing energy-saving technologies.

Resolve to Save Energy This Year
Looking for ways to save energy? Check out these tips that every homeowner should try. | Infographic by Sarah Gerrity, Energy Department. Updated January 2, 2014.

Instead of making a New Year's resolution, this year make a home energy efficiency resolution. For the second year in a row, we are sharing our top 8 tips to save energy and money at home.

Energy Saver 101 Infographic: Home Energy Audits
New Energy Saver 101 infographic breaks down a home energy audit, explaining what energy auditors look for and the special tools they use to determine where a home is wasting energy. | Infographic by Sarah Gerrity, Energy Department.

The first step to saving energy and money is a home energy audit.

Considering Solar For Your Home? One Milwaukee Homeowner Shares Her Experience
Milwaukee solar installers putting in a rooftop solar energy system on Dr. Paula Papanek's home. | Photo courtesy of Dr. Paula Papanek.

Milwaukee resident shares details on her home solar installation experience.

New Infographic and Projects to Keep Your Energy Bills Out of Hot Water
New Energy Saver 101 infographic lays out the different types of water heaters on the market and will help you figure out how to select the best model for your home. Download a high-resolution version of the <a href="/node/612506">infographic</a>. | Infographic by Sarah Gerrity.

New Energy Saver do-it-yourself guides and an infographic will help you save energy and money on water heating costs.