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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.

November 8, 2017
A woman looks at a checklist with a water heater in the background.
4 Do-It-Yourself Projects Saving You Money on Energy Bills
These 4 do-it-yourself projects will help you prepare for cold days ahead and save you money on your energy bills.
November 3, 2017
Aerial photo of a concentrating solar power plant
Concentrating Solar Power Could Provide the Flexibility and Reliability the U.S. Electric Grid Needs
Developments in concentrating solar thermal power could improve grid flexibility by unlocking new choices to better meet grid operator needs.
November 1, 2017
bto radon success story
EERE Success Story—Using Advanced Modeling Tools to Make More Efficient Fans
The Energy Department’s Building Technologies Office (BTO) is researching opportunities to make homes safer and more efficient through SBIR.
November 1, 2017
NREL map on wind turbines.
NREL Puts Clean Energy on the Map
What do actor Michael Douglas and NREL have in common? Both are featured in Wall Street: Money Never Sleeps.
October 31, 2017
Photo of a witch stirring liquid in a cauldron with the title how to make biofuel.
How to Make Biofuel (Halloween Edition)
Boo! It’s Halloween and the Bioenergy Technologies Office's cauldron is full of biofuel! Here's how it works.
October 25, 2017
A scientist works on equipment inside Lawrence Berkeley National Laboratory's Advanced Biofuels Process Development Unit
4 Emerging Bioenergy Technologies Fueled by the National Labs
Here are four ways the Energy Department's national labs are bringing emerging bioenergy technologies to market.
October 23, 2017
Two men hanging from a wind turbine as they work to prepare the turbine.
Everything You Need to Know about Wind Turbine Technicians
Want to hover hundreds of feet in the air on an average work day? Then being a wind technician may be just for you.
October 20, 2017
sunshot zillow sun score
EERE Success Story—Sun Number Partnership with Zillow Brings Solar Potential Scores to Millions of Americans
Sun Number Scores show a home’s solar potential and are now available on Zillow’s website for more than 84 million homes across the United States.
October 18, 2017
Map of the United States that shows future charging station infrastructure by city, town and interstates.
The Future of Electric Charging Stations Projected in 4 Simple Maps
A recent national lab report outlines several electric charging station scenarios to meet the future need of electric cars out on the road.
October 16, 2017
What is Additive Manufacturing?
What is Additive Manufacturing?
Additive manufacturing allows researchers to create physical, three-dimensional objects directly from a computer design file.
October 12, 2017
EERE Success Story—New REopt Lite Tool Allows Building Owners to Optimize PV and Battery System Sizes
NREL's beta version of the new REopt Lite web tool helps building owners evaluate the economics of grid-connected solar and battery storage.
October 12, 2017
The duck curve map that shows the difference in electricity demand and the amount of available solar energy throughout the day.
Confronting the Duck Curve: How to Address Over-Generation of Solar Energy
Energy Department research is taming the duck curve by helping utilities better balance energy supply and demand on the grid.
October 10, 2017
ThermalTracker software
EERE Success Story—ThermalTracker: Imaging for Coexistence
ThermalTracker software was developed by Pacific Northwest National Laboratory’s (PNNL’s) Marine Sciences Laboratory
October 4, 2017
Photo of a hydrogen station and a pump filling up a car.
5 Fast Facts about Hydrogen and Fuel Cells
Although not well-known, hydrogen & fuel cells have the potential to solve some of the biggest problems in energy. Here are 5 things you should know.
October 3, 2017
Solar-powered houses with people touring them.
10 Reasons to Visit the Solar Decathlon
A free event that will blow your mind is about to land in Denver. No, it doesn’t involve marathoning or's the Solar Decathlon.
October 2, 2017
A picture of a house with the words Home Energy Score written below
What is a Home Energy Score?
A Home Energy Score allows home owners, buyers and renters to compare information about a home's energy use across the housing market.
September 28, 2017
STEM education days at Solar Decathlon
Solar Decathlon: 3 STEM Resources for Teachers
Solar Decathlon can serve as a teaching tool for educators interested in teaching science, engineering, technology and math – or STEM.
September 27, 2017
picture of a connected thermostat in a person's hand.
4 Ways to Upgrade Your Home with Clean Energy Technologies
Thanks to new technology, there are a number of ways to upgrade your home, and, in some instances, even improve its value.
September 26, 2017
A solar powered dog house on display.
BARKitecture: 15 Solar-Powered Doghouses Inspired by the Solar Decathlon
Inspired by the Solar Decathlon, Denver-area architectural and engineering firms are stepping up to the challenge by designing solar doghouses.
September 20, 2017
An aerial view of a beach torn apart by Hurricane Sandy
5 Ways Alternative Fuels Aid Response to Hurricanes and Natural Disasters
Alternative fuel vehicles are playing a big role in responding to hurricanes and other natural disasters.
September 18, 2017
Picture of a solar collector technology known as ganged heliostats
New Solar Collector Tech Could Lower Costs for Concentrating Solar Power
For the first time ever, ganged heliostats could be a viable option for new concentrating solar power systems.
September 14, 2017
How Does a Lithium-ion Battery Work? thumbnail
How Does a Lithium-ion Battery Work?
How does a lithium-ion battery work? Find out in this blog!
September 13, 2017
A Chevy truck that is powered by a battery and fuel cells with mountains in the back drop.
4 Ways Fuel Cells Power Up the U.S. Military
From powering soldier gear to flying unmanned aircrafts, fuel cells are becoming an attractive option for the U.S. military.
September 11, 2017
Photo of CenturyLink Field, home of the Seattle Seahawks.
5 NFL Football Stadiums Score Big on Efficiency
September kicks off the start of another football season and many NFL stadiums are scoring big on energy savings and tackling waste at the same time.
September 8, 2017
A home in the island town of Vinalhaven, Maine reaps the benefits of solar energy.
Step by Step: How SunShot Influences the “Going Solar” Process
Should I make the leap to solar energy? Is my home suitable for solar? Does it make financial sense to go solar? Who should I go to for installation?