image: Lead author on the paper, Daniel Stolper, is introducing a sample of methane into the mass spectrometer. This image relates to a paper that appeared in the 27 June, 2014, issue of Science, published by AAAS. The paper, Daniel Stolper at the California Institute of Technology in Pasadena, Calif., and colleagues was titled, "Formation temperatures of thermogenic and biogenic methane." view more
Credit: [Image courtesy of Caltech]