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Science Education

Energy is a physical quantity that follows precise natural laws. Check out our NEW Energy Literacy Video Series, which highlights the 7 Essential Principles of Energy to help engage students in energy. | Energy Department Video.

For kids of all ages, there is always something new to learn about science and technology. The Energy Department supports science education through educational online content, resources for parents and teachers, internships and student partnership programs, and national events like Solar Decathlon and the National Science Bowl.


#AskEnergySaver: Home Energy Audits
A home energy audit is the first step to improving your home's energy efficiency. Making energy efficiency upgrades identified in a home energy audit can save 5-30 percent on your monthly energy bill while also ensuring the health and safety of your house. | Infographic by <a href="/node/379579">Sarah Gerrity</a>, Energy Department.

Our home energy experts are answering your home energy audit questions and sharing advice on ways to save money on your energy bills.

Professional Home Energy Audits
Upgrades following an energy audit can save you money and improve the comfort of your home.

A home energy audit is the first step to assessing how much energy your home consumes and to deciding what measures you can take to make your home more energy efficient.

Do-It-Yourself Home Energy Audits
Conduct a home energy audit yourself and prioritize your energy efficiency upgrades.

While not as thorough as a professional home energy audit, a simple do-it-yourself walk-through can help you identify and prioritize some energy efficiency upgrades.

Blower Door Tests
Blower door test during a home energy audit. Credit: Holtkamp Heating & A/C, Inc.

Professional energy auditors use blower door tests to help determine a home's airtightness.

Thermographic Inspections
Science Education

Energy auditors may use thermography -- or infrared scanning -- to detect thermal defects and air leakage in building envelopes.

PFT Air Infiltration Measurement Technique
The Brookhaven National Laboratory developed the PFT (PerFluorocarbon tracer gas) technique to measure changes over time when determining a building's air-infiltration rate.

The airtightness of a building can be determined by using several methods. Learn how the PFT (PerFluorocarbon tracer gas) technique provides information about air leakage and energy loss.

Small Changes Help Long Island Homeowner Save Big on Energy Costs
Located near the Long Island Sound, Deborah Wetzel's condo is cold and drafty eight months out of the year. A home energy audit and small energy efficiency upgrades helped Wetzel improve the comfort of her home while saving money on energy bills. | Photo courtesy of Deborah Wetzel.

Profiling how a home energy audit and small energy efficiency upgrades helped one homeowner save big on her energy bills.

Living Comfortably: A Consumer’s Guide to Home Energy Upgrades
A weatherization worker drills holes to blow cellulose insulation in the interior walls of this home. | Photo courtesy of Dennis Schroeder, NREL

A four-step guide to making your home more comfortable, energy efficient and healthy.