![Weyl semimetal](/sites/default/files/styles/featured_square_large/public/2024-08/Picture4.jpg?h=b38bf506&itok=nYXXiLDs)
Filter News
Area of Research
News Topics
- (-) Advanced Reactors (2)
- (-) Bioenergy (13)
- (-) Climate Change (11)
- (-) Exascale Computing (2)
- (-) Grid (11)
- (-) Nanotechnology (10)
- (-) Physics (3)
- (-) Polymers (5)
- 3-D Printing/Advanced Manufacturing (26)
- Artificial Intelligence (7)
- Big Data (5)
- Biology (23)
- Biomedical (10)
- Biotechnology (5)
- Buildings (13)
- Chemical Sciences (7)
- Clean Water (8)
- Composites (6)
- Computer Science (30)
- Coronavirus (10)
- Critical Materials (4)
- Cybersecurity (5)
- Decarbonization (7)
- Energy Storage (22)
- Environment (39)
- Frontier (4)
- Fusion (8)
- High-Performance Computing (19)
- Isotopes (12)
- ITER (4)
- Machine Learning (1)
- Materials (32)
- Materials Science (22)
- Mathematics (1)
- Mercury (3)
- Microscopy (10)
- National Security (7)
- Net Zero (1)
- Neutron Science (18)
- Nuclear Energy (6)
- Quantum Computing (5)
- Quantum Science (12)
- Security (3)
- Space Exploration (4)
- Statistics (1)
- Summit (9)
- Sustainable Energy (35)
- Transportation (21)
Media Contacts
![ORNL’s Josh Michener, a microbiologist and metabolic engineer, led the discovery of a useful new enzyme that breaks down stubborn bonds in lignin, a polymer found in plants that typically becomes waste during bioconversion. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-06/2019-P05683_0.jpg?h=4c5cadcc&itok=FSVdbEYP)
In a step toward increasing the cost-effectiveness of renewable biofuels and bioproducts, scientists at ORNL discovered a microbial enzyme that degrades tough-to-break bonds in lignin, a waste product of biorefineries.
![Benjamin Sulman, a scientist in ORNL’s Environmental Sciences Division, creates Earth system models that simulate how plants, microbes and soils interact and influence the cycling of carbon, water and nutrients in their environment. His work aims to helps researchers across disciplines better understand complex, rapidly changing ecosystems, including coastal wetlands and Arctic permafrost soils. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-06/2020-P17155.jpg?h=8f9cfe54&itok=6M4vpxvC)
As rising global temperatures alter ecosystems worldwide, the need to accurately simulate complex environmental processes under evolving conditions is more urgent than ever.
![Aviation contributes about 2.5% of global carbon dioxide emissions. To greatly reduce its emissions, the U.S. commercial aviation sector needs new methods of making sustainable aviation fuel. Credit: Ross Parmly/Unsplash](/sites/default/files/styles/list_page_thumbnail/public/2021-06/ross-parmly-rf6ywHVkrlY-unsplash_0.jpg?h=fee4874d&itok=BEdQYEQ2)
ORNL’s Zhenglong Li led a team tasked with improving the current technique for converting ethanol to C3+ olefins and demonstrated a unique composite catalyst that upends current practice and drives down costs. The research was published in ACS Catalysis.
![A research team led by ORNL’s Xiaohan Yang used a gene from agave to engineer higher yield, improved stress tolerance and greater carbon sequestration in tobacco plants. Credit: Carlos Jones/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-06/2019-P09831.jpg?h=39b94f55&itok=8O8d7xMb)
Scientists at ORNL have discovered a single gene that simultaneously boosts plant growth and tolerance for stresses such as drought and salt, all while tackling the root cause of climate change by enabling plants to pull more carbon dioxide from the atmosphere.
![Sergei Kalinin](/sites/default/files/styles/list_page_thumbnail/public/2021-05/2019-P00127%20%281%29.jpg?h=49ab6177&itok=anhrhQ-g)
Sergei Kalinin, a scientist and inventor at the Department of Energy’s Oak Ridge National Laboratory, has been elected a fellow of the Microscopy Society of America professional society.
![Scientists genetically engineered bacteria for itaconic acid production, creating dynamic controls that separate microbial growth and production phases for increased efficiency and acid yield. Credit: NREL](/sites/default/files/styles/list_page_thumbnail/public/2021-05/Putida_forAdam_2clr_2.jpg?h=71f44bf2&itok=8u0ZVufx)
A research team led by Oak Ridge National Laboratory bioengineered a microbe to efficiently turn waste into itaconic acid, an industrial chemical used in plastics and paints.
![ORNL’s Sergei Kalinin and Rama Vasudevan (foreground) use scanning probe microscopy to study bulk ferroelectricity and surface electrochemistry -- and generate a lot of data. Credit: Jason Richards/ORNL, U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-05/KalininVasudevan_2017-P03014_0.jpg?h=1116cd87&itok=KEEOB4hi)
At the Department of Energy’s Oak Ridge National Laboratory, scientists use artificial intelligence, or AI, to accelerate the discovery and development of materials for energy and information technologies.
![ORNL ecosystem scientist Colleen Iversen talked to fourth-grade students at Coulter Grove Intermediate School in Maryville on Friday, April 23, as part of National Environmental Education Week.](/sites/default/files/styles/list_page_thumbnail/public/2021-04/Sciencetalk3_1.jpg?h=29234840&itok=wWaAJG05)
Esther Parish is one of eight scientists from the Department of Energy's Oak Ridge National Laboratory talking to students in nine schools across East Tennessee as part of National Environmental Education Week, or EE Week.
![Heavy-duty vehicles contribute 23% of transportation emissions of greenhouse gases and account for almost one-quarter of the fuel consumed annually in the U.S. Credit: Chris Bair/Unsplash](/sites/default/files/styles/list_page_thumbnail/public/2021-04/highways_stock_0.jpg?h=1cbed347&itok=0cBMibFU)
Through a consortium of Department of Energy national laboratories, ORNL scientists are applying their expertise to provide solutions that enable the commercialization of emission-free hydrogen fuel cell technology for heavy-duty
![Parans Paranthaman, a researcher in the Chemical Sciences Division at ORNL, coordinated research efforts to study the filter efficiency of the N95 material. His published results represent one of the first studies on polypropylene as it relates to COVID-19. Credit: ORNL/U.S. Dept. of Energy](/sites/default/files/styles/list_page_thumbnail/public/2021-04/2021-P01675.jpg?h=18f5407d&itok=B3UCcJxT)
When COVID-19 was declared a pandemic in March 2020, Oak Ridge National Laboratory’s Parans Paranthaman suddenly found himself working from home like millions of others.