December 3, 2007Coal is probably a fact of life. The problem is how to burn it. We answer some of questions surrounding the fuel and how scientists might make it more eco-friendly.Photos: Coal addictionTAGS:coal, BTU, ton, China, India, nuclear power, Russia, U.S., energy, scientist, Adobe PDF
March 2, 2007Major international effort to push multidisciplinary research at the North and South Poles as concern mounts over global warming.Images: A century of polar explorationTAGS:scientist, stamp, region, ice, science, collaboration, satellite, project, U.S.
August 18, 2005Newly discovered cells can develop into body tissue, potentially curbing ethical debates over the use of embryonic stem cells. Photo: Bioreactor at workTAGS:stem-cell, cell, blood, scientist, environment, U.S.
December 16, 2004If the government doesn't start funding energy research, future generations might end up living in dark, nanotech scientist says.TAGS:energy, Nobel prize, solar energy, scientist, student, U.S.