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The following are story ideas from the Department of Energy's Oak Ridge National Laboratory for May 2013.

Once they've finished powering electric vehicles for hundreds of thousands of miles, it may not be the end of the road for automotive batteries, which researchers believe can provide continued benefits for consumers, automakers and the environment.

A technology being developed at Oak Ridge National Laboratory promises to provide clear images of the brains of children, the elderly and people with Parkinson's and other diseases without the use of uncomfortable or intrusive restraints.

Jumping silicon atoms are the stars of an atomic scale ballet featured in a new Nature Communications study from the Department of Energy's Oak Ridge National Laboratory.

This release includes these topics: Analytics -- Device has ORNL pedigree, Climate -- Going small with big computers, Transportation -- Highway to green, Energy -- Extending reactor life, Environment -- Seeing through soil.

Microbes from the human mouth are telling Oak Ridge National Laboratory scientists something about periodontitis and more after they cracked the genetic code of bacteria linked to the condition.

By introducing microbial fuel cells into the corn stover biorefinery waste recovery process, a team of researchers at Oak Ridge National Laboratory has demonstrated a new way to produce bioenergy from the process waste stream. Quantitative analyses of vitamins can be done in minutes with minimal processing, saving time and money with a technique successfully demonstrated by a team of Oak Ridge National Laboratory researchers.

By identifying two genes required for transforming inorganic into organic mercury, which is far more toxic, scientists today have taken a significant step toward protecting human health.

Precise optical imaging is vital for better diagnosis of breast cancer. Researchers at Oak Ridge National Laboratory and New Mexico State University have produced a graphene sheet 40 inches in diagonal. By studying the effects of climate change on the Gulf Coastal region's economy, agriculture and energy production, ORNL researchers are addressing key questions posed by the Department of Energy while designing a tool that the scientific community can use to predict how climate change will impact small localized areas elsewhere.