Find out who took the top five spots in our Solar Decathlon Fan Favorite poll!
Have questions about how to prepare your home for the winter months ahead? Join us Thursday, October 22 at 1 p.m. ET for a Twitter chat.
Now through Halloween, we're highlighting scarily effective ways to save energy -- and money -- at home. Get started with our energy-themed pumpkin stencils!
The Energy Department is part of the global effort to scale back the use of refrigerants thousands of times more potent than CO2.
Find out what it's taken to power 1600 Pennsylvania Avenue since the 1890s. And which President refused to touch the light switches.
National labs are working with industry to make fluorescent lights more environmentally friendly.
Explore the regional climate change vulnerabilities to the U.S. energy sector and examples of resilient solutions by clicking on each shaded area in the map or by reading the full report.
You've met the teams, now it's your turn to vote for your favorite Solar Decathlon house!
Are you the brightest bulb when it comes to home energy trivia? Take our latest quiz to find out!
Solar Decathlon teams put their solar-powered houses to the test in 10 challenges ranging from architecture to energy efficiency. Find out what it takes to win the whole thing.
1000 Independence Ave. SWWashington DC 20585202-586-5000