Biochemist Martin Gruebele regularly dons a pair of headphones in his lab at the University of Illinois. But instead of music, he listens to a cacophony of clinking, jarring noises — as if a group of ...

KNOXVILLE, Tenn. — On the stage, he goes by Roy G. Biv. He says the “G” stands for Gary. But in “everyday life,” Walker Smith is a self-proclaimed musical chemist. The Knoxville native has combined ...