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The EERE Blog includes updates to current Office of Energy Efficiency and Renewable Energy (EERE) projects, interviews with energy experts, and success stories about EERE’s technology offices and national laboratories. Subscribe to the blog email list.

August 22, 2017
The U.S. Navy's MASK Basin in Carderock, MD
Navy and National Lab Team Up on Advanced Wave Energy Device
Sandia National Laboratories is working with the U.S. Navy to help improve the efficiency of wave energy devices.
August 17, 2017
Path of totality of the solar eclipse and the national labs
Throwing Shade: 3 Things to Know About the Solar Eclipse
Solar eclipse mania is sweeping across America and for good reason. Here are a few things to keep in mind as the big day approaches.
August 16, 2017
FedEx delivery truck using fuel cells
3 Emerging Fuel Cell Technologies
Fuel cells can be scaled to meet many different energy conversion or power needs. Here are three emerging technologies you should know about.
August 14, 2017
The moon blocks the sun and creates an eclipse
Total Eclipse of the Sun: How Will Changing Solar Power Output Impact the Grid?
While only lasting about two minutes in each location, the eclipse will dramatically decrease output of photovoltaic power plants across the U.S.
August 14, 2017
A commercial building that is lit up with LED lighting.
INFOGRAPHIC: 5 Benefits of LED Lighting Research
A strong focus on LED lighting research will benefit America in these five compelling ways.
August 11, 2017
wind week nrel north carolina
EERE Success Story—North Carolina Legislators Tour Amazon Wind Farm
Earlier this year, the Southeastern Wind Coalition (SEWC) organized and led North Carolina state legislators on two tours of the Amazon Wind Farm.
August 9, 2017
Offshore wind turbine BARD 5.0 installed on a transitional substructure from BARD Engineering GmbH at the offshore wind farm BARD OFFSHORE 1 in the German Bight.
4 Emerging Trends in U.S. Offshore Wind Technologies
More than 20 U.S. offshore wind projects are underway as four significant trends emerge in this growing energy market.
August 9, 2017
nrel wind utah american
EERE Success Story—Resource Centers Support Wind Energy Opportunities for Rural Utah
Utah will be publishing the first locally written resource management plans defining county priorities for the development and use of federal lands.
August 9, 2017
Solar vaccine refrigeration that are easier to transport and also make ice.
4 Unusual Uses of Solar Power
As costs drop and energy production rises, solar technologies will be put to more work. Here are 4 unusual uses for solar power today.
August 8, 2017
Top 10 Things You Didn’t Know About Offshore Wind Energy
Learn more about efforts to develop America's vast offshore wind resources.
August 8, 2017
Small-Scale Distributed Wind: Northern Power Systems' 100-kW turbine at the top of Burke Mountain in East Burke, Vermont. | Photo courtesy of Northern Power Systems.
Top 10 Things You Didn’t Know About Distributed Wind Power
Learn about key facts related to wind turbines used in distributed applications.
August 8, 2017
Distributed wind turbine overlooking a home at sunrise.
5 Things You Should Know About Wind Energy
From utility-scale wind farms to the nation’s first offshore wind project, the U.S. wind industry continued to grow in 2016.
August 7, 2017
wind nrel colorado one
EERE Success Story—New 60-Megawatt Colorado Wind Farm Helps Local Utility Reach State Goals
New 60-megawatt Colorado wind farm helps local utility reach state goals.
August 7, 2017
wind turbine blades at sunset
Installed Capacity vs. Energy Generation: What's the Difference?
Capacity is the maximum output of electricity that a generator can produce. Generation is the amount of electricity that is produced over a set time.
August 7, 2017
Wind turbines are soaring to record sizes. The average rotor diameter of turbines installed in 2016 grew to 354 feet, up 127 percent since 1998–1999 and 13% over the previous 5-year average. | National Renewable Energy Laboratory photo
Top 10 Things You Didn't Know About Wind Power
Get the details on a few of the lesser known wind energy facts.
August 3, 2017
Home air conditioning unit photo on top of a roof
5 New Air Conditioning Technologies to Keep You Cool
The U.S. Department of Energy is working on exciting new air conditioning technologies to greatly reduce energy use.
August 2, 2017
A picture of a house with solar panels and a woman holding a solar panel
4 Fast Facts about Solar Prosumers
Four fast facts that every solar prosumer should know.
August 1, 2017
ground source heat pump
5 Things You Should Know about Geothermal Heat Pumps
Geothermal heat pumps can heat, cool, and even supply hot water to a home by transferring heat to or from the ground.
July 26, 2017
Composite Manufacturing Technology
3 Emerging Student Technologies Solving Big Energy Problems
Student innovators across the country are pitching their ideas to industry leaders to solve some of energy's biggest challenges.
July 25, 2017
A look at a battery storage system inside a box.
Making Progress on Solar Energy Storage
The Energy Department is working toward maximizing the use of solar energy to produce electricity—even when the sun isn’t shining.
July 24, 2017
Stay Cool and Save Money All Summer Long
Tips to beat the heat and save money all summer.
July 24, 2017
EERE Success Story—New 3D Printing Aerospace Grade Carbon Fiber Method is Ahead of the Curve
A new 3D printing process is allowing researchers to write using carbon fiber-containing inks.
July 21, 2017
Snapping the Sun: 5 Tips for Capturing Compelling Solar Power Photos
Learn how you can take the best photos for the “Hit Me with Your SunShot” contest!
July 20, 2017
Photo of a 3D-printed submarine hull.
Navy 3D Prints First Submersible
Through a partnership with the Navy’s Disruptive Technology Lab, Oak Ridge National Laboratory created the military’s first 3D-printed submersible.
July 19, 2017
Map showing alternative fueling stations across the United States.
8 Online Tools to Help Save You Energy and Money
When it comes to improving energy efficiency, there are a lot of questions homeowners should ask first. Be sure that you are getting the biggest bang