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November 18, 2014
Electrical transmission lines cross a snow-covered field in Dallas Dam, Oregon. | Photo courtesy of the Energy Department
The War of the Currents: AC vs. DC Power

Nikola Tesla and Thomas Edison played key roles in the War of the Currents. Learn more about AC and DC power -- and how they affect our electricity use today.

November 17, 2014
Our #GridWeek infographic shows how electricity is generated, transmitted and distributed for use in our homes. | Graphic by <a href="/node/379579">Sarah Gerrity</a>, Energy Department.
INFOGRAPHIC: Understanding the Grid

Our new infographic shows how electricity is generated, transmitted and distributed for use in our homes.

November 17, 2014
Use #GridWeek on social media to send us your questions about how the grid works. | Graphic by <a href="/node/379579">Sarah Gerrity</a>, Energy Department.
Welcome to #GridWeek on Energy.gov

It's #GridWeek on Energy.gov! Follow along as we highlight the work we're doing to make the grid more resilient, reliable and secure.

November 14, 2014
Smart Grid Projects Are Improving Performance and Helping Consumers Better Manage their Energy Use

After nearly five years, the 131 smart grid projects funded through the 2009 Recovery Act are nearing completion and the results are significant. Smart grid applications are producing meaningful benefits for grid operators and customers alike

October 31, 2014
Protecting the Grid from All Hazards

Read about what the Energy Department is doing to protect the security and reliability of the power grid from all hazards, including cybersecurity incidents.

October 20, 2014
Advancing the State of the Grid in Tennessee

The Electric Power Board (EPB) of Chattanooga and DOE’s Oak Ridge National Laboratory (ORNL) launch an exciting new partnership that is designed to advance the state of the power grid in Tennessee.

October 17, 2014
#WomenInSTEM: Advancing Our Energy Future with STEM Mentorships

Meet Karen, the latest woman profiled in our #WomenInSTEM video series, and hear why she makes time for mentorship of other women and girls who are just starting out in STEM fields.

October 10, 2014
New Pilot Study on Sea Level Rise Offers Approach That Can Help Communities Assess Possible Impact of Sea Level Rise on Energy Assets

As part of our commitment to improve the resilience of our electric grid in the face of extreme weather events, OE has released findings of a pilot study that explores the feasibility of assessing the impacts of sea level rise on energy infrastructure. The goal of our study was to develop a method to identify energy facilities exposed to sea level rise (SLR) through 2100 that is flexible and scalable, uses existing and robust data sources, accounts for global and local sea level changes, and can incorporate results from regional studies.

September 19, 2014
National Preparedness Month: A Good Time to Review Community Guidelines for Energy Emergencies

The Department of Energy is participating in this month’s National Preparedness Month and America’s PrepareAthon! to promote nationwide, community-based actions that increase emergency preparedness. We encourage your involvement because effective preparedness to any emergency takes a community effort from the ground up.

September 12, 2014
Vital Importance of Partnerships During Emergencies

With September being National Preparedness Month, I would like to highlight what the Department’s role is during an energy emergency and how we work closely to with our public and private partners. As the Sector-specific Agency for Energy, under the Department of Homeland Security’s National Infrastructure Protection Plan, DOE works closely with Federal, State and local governments, and industry to protect against and mitigate threats on the energy infrastructure, regardless of whether they are caused by natural disasters, deliberate attacks, or are the result of human error.