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Media Contacts
![Default image of ORNL entry sign](/sites/default/files/styles/list_page_thumbnail/public/2023-09/default-thumbnail.jpg?h=553c93cc&itok=N_Kd1DVR)
![Default image of ORNL entry sign](/sites/default/files/styles/list_page_thumbnail/public/2023-09/default-thumbnail.jpg?h=553c93cc&itok=N_Kd1DVR)
Drivers trying to get to work or home in a hurry know traffic congestion wastes a lot of time, but it also wastes a lot of fuel. In 2011, congestion caused people in US urban areas to travel an extra 5.5 billion hours and purchase an extra 2.9 billion gallons of fuel costing $121 billion. But despite the tangle of vehicles at busy intersections and interstate ramps, most of the country’s highways are open road with vehicles occupying only about 5 percent of road surface.
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/Features/2015/Hubble_art.jpg?itok=lbj6Ncwt)
![Default image of ORNL entry sign](/sites/default/files/styles/list_page_thumbnail/public/2023-09/default-thumbnail.jpg?h=553c93cc&itok=N_Kd1DVR)
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/Features/2015/TO-American_artcl.jpeg?itok=BdQ1LqV1)
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/Features/2015/VIBEhierarchy_artcl.png?itok=lYs2ReRj)
Rechargeable lithium-ion batteries are commonly found in portable electronics such as cell phones and notebook PCs.
![Default image of ORNL entry sign](/sites/default/files/styles/list_page_thumbnail/public/2023-09/default-thumbnail.jpg?h=553c93cc&itok=N_Kd1DVR)
As a kid in the south of France, Flora Meilleur spent her days on mountainous farmland near the High Alps.
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/Features/2015/2015-P00294_article.jpg?itok=vKiSFjw2)
Andrew Stack, a geochemist at the Department of Energy’s Oak Ridge National Laboratory, advances understanding of the dynamics of minerals underground.
![Andrew Stack of Oak Ridge National Laboratory calls on his expertise in geology, chemistry and computing to advance understanding of the dynamics of minerals underground. Image courtesy of Oak Ridge National Laboratory, U.S. Dept. of Energy; photographer Andrew Stack of Oak Ridge National Laboratory calls on his expertise in geology, chemistry and computing to advance understanding of the dynamics of minerals underground. Image courtesy of Oak Ridge National Laboratory, U.S. Dept. of Energy; photographer](/sites/default/files/styles/list_page_thumbnail/public/news/images/2015-P00289_hr.jpg?itok=jz-DORY3)
Scientists who bridge disciplines often take research in new directions. Andrew Stack of the Department of Energy’s Oak Ridge National Laboratory calls on his expertise in geology, chemistry and computing to advance understanding of the dynamics of minerals underground. Working in the Geochemistry a...
![ORNL Image](/sites/default/files/styles/list_page_thumbnail/public/legacy_files/Image%20Library/Main%20Nav/ORNL/News/Features/2015/Georghegan_article.jpg?itok=uEPNB8Ek)
Researchers at the Department of Energy’s Oak Ridge National Laboratory have captured undistorted snapshots of refrigerants flowing through small heat exchangers, helping to further elucidate characteristics of heat transfer.