Rock-Consuming Organisms Alter Views of Life Processes

Kenneth Nealson can be described in many ways, including "expert in microbiology and biochemistry."  But that's not the one he is most proud of. "People call me the 'father of Shewanella,' " said Nealson, a professor of Earth sciences and biological sciences at the University of Southern California in Los Angeles. Shewanella is an unusual bacterium that shocked the scientific community. Nealson discovered it 25 years ago in a lake. Like other...

© La Voix de l'Amérique - jeudi 29 janvier 2015