Bacterium-Hydrogen Graphic (IMAGE) University of Nebraska-Lincoln Caption University of Nebraska-Lincoln researchers have engineered the bacterial species Thermotoga maritima to produce more hydrogen than any bacterium before it. Credit Scott Schrage, University of Nebraska-Lincoln Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.