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December 31, 2014
Best of 2014: Our Year in Review

2014 has been a year of investments, breakthroughs and progress at the Energy Department. Read on and explore the timeline to see some of our most memorable moments.

December 30, 2014
Our Best Energy Videos of 2014

Big things happened this year at the Energy Department and we were on the ground to record and bring many of those moments to you.

December 22, 2014
Top 5 Maps and Interactive Graphics of 2014

Here are our top five maps and interactive graphics from 2014. Explore space-based solar power, how much energy you consume, energy production and more.

December 19, 2014
How Do Holiday Lights Work?

Ever wonder how holiday lights work? Tis the season to learn the ins and outs of our twinkling little friends, and how to fix them!

December 19, 2014
Improving Project Management at the Department of Energy

A new working group is finding ways to improve project management at the Energy Department, including project ownership, independent oversight and front-end planning.

December 18, 2014
This month our expert answered your #AskEnergySaver questions about air sealing. | Image courtesy of Sarah Gerrity.
#AskEnergySaver: Air Sealing

This month our home performance expert answered your #AskEnergySaver questions about air sealing your home.

December 18, 2014
STEM Mentoring Café at the Smithsonian National Museum of Natural History

Check out photos from our most recent STEM Mentoring Café, a speed-mentoring event to connect STEM professionals with groups of middle school students.

December 16, 2014
U.S. Secretary of Energy Ernest J. Moniz poses with attendees to a welcome lunch for Arizona tribal leaders. | Photo by Peter Jordan Photography.
Secretary Moniz Reaffirms Energy Department’s Commitment to Tribal Partnerships

Secretary Moniz traveled to Arizona last week for a summit with tribal leaders, part of our work to build upon President Obama’s commitment to strengthen the government-to-government relationship with tribal nations.

December 14, 2014
Siting Your Solar Water Heating System

Have you decided to install a solar water heater? Learn how to correctly orient and tilt the heater.

December 14, 2014
Solar panels heat water that is delivered to a storage tank.| Photo courtesy of David Springer, National Renewable Energy Laboratory
Solar Water Heaters

Solar energy isn't just for electricity. Learn how a solar water heater works.