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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.

December 12, 2014
These are the first lightbulbs lit by nuclear fission at Argonne's EBR or Experimental Breeder Reactor.| Energy Department photo.
Top 6 Things You Didn't Know About Nuclear Power

Part of our "Top Things You Didn't Know About..." series, we outline 6 fascinating facts about nuclear power.

December 11, 2014
Now's your chance to ask Energy Department experts your questions about saving energy at home. This month, we're answering your questions about air sealing. | Graphic by <a href="/node/379579">Sarah Gerrity</a>, Energy Department.
#AskEnergySaver: Answering Your Air Sealing Questions

Have questions about air sealing? Now's your chance to ask the experts at the Energy Department!

December 10, 2014
U.S. Energy Production Through the Years

See how the energy sector has grown and changed over the last 20 years with our set of interactive maps.

December 8, 2014
Because of climate change, more frequent and intense weather events -- like this hurricane over the Atlantic Ocean, viewed from a satellite -- are becoming more common. Finding ways to reduce global emissions could help.
Building a Global Low-Carbon Technology Pathway

At COP 20 in Lima, Peru, Department of Energy staff will discuss actions we're taking to help implement the United States' commitments to fight global climate change.

December 5, 2014
With a fiery past and a bright future, here are 5 things you probably didn’t know about holiday lights. | Graphic by <a href="/node/379579">Sarah Gerrity</a>, Energy Department.
Top 5 Things You Didn’t Know About Holiday Lights

With a fiery past and a bright future, here are 5 things you probably didn’t know about holiday lights.

December 1, 2014
This coronary stent is made with a lab-developed, award-winning platinum-chromium alloy. | Photo courtesy of NETL.
A Heart of Gold? Try Platinum

A platinum-chromium alloy makes coronary stents stronger, more flexible and resistant to corrosion. Now, National Lab scientists who worked on it will receive an award.

November 25, 2014
This month our experts answered your #AskEnergySaver questions on weatherization. | Image courtesy of Sarah Gerrity, Energy Department.
#AskEnergySaver: Weatherization

You asked, we answered. Our home performance expert answered your #AskEnergySaver questions on Weatherization.

November 24, 2014
#WomenInSTEM: Stepping Stones From One Career to Another

Learn about Cheryl Martin's work at ARPA-E -- the latest profile in the Energy Department's #WomenInSTEM video series.

November 21, 2014
Thanks for joining us for #GridWeek! | Graphic by Sarah Gerrity, Energy Department.
Grid Modernization – A View from Abroad

Assistant Secretary Pat Hoffman, Head of the Office of Electricity, wraps up #GridWeek with a blog on her trip to Japan.