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The Roane State Community College associates are (from left) Jeff Manning, Chris Zerr, Bruce Lester, Joe Pyle, Darrell Roddy and Rusty Dryman.

Bruce Lester has had a lot of jobs: fisherman, horse trainer, “professional stair builder.” He last worked for a real estate company, surveying land using geographic software. “When the bottom fell out of the construction industry and the company downsized, I got laid off,” 

An artist’s rendering of the five protein structures solved using neutrons shown on top of the MaNDi instrument detectors. Image credit - ORNL/DOE
Plants and other biomass can be converted into a variety of renewable high-value products including carbon fibers, plastics, and liquid fuels such as ethanol and biodiesel that are beneficial for reducing petroleum use and vehicle emissions. Breaking down plants in order to release...
Pellet selector

When it’s up and running, the ITER fusion reactor will be very big and very hot, with more than 800 cubic meters of hydrogen plasma reaching 170 million degrees centigrade. The systems that fuel and control it, on the other hand, will be small and very cold. Pellets of frozen gas will be shot int...