Technology News Archive - February 17, 2008
PHILADELPHIA _ In the spring of 2006, Shawn Little met a 14-year-old Bucks County, Pa., boy on MySpace.com, the self-styled "place for friends." Little, however, was no friend. He was a 25-year-old man trolling the Web for boys.
Technology invented by scientists from The Johns Hopkins University and Ben-Gurion University of the Negev can make three-dimensional imaging quicker, easier, less expensive and more accurate, the researchers said.
Plants trees and algae do it. Even some bacteria and moss do it, but scientists have had a difficult time developing methods to turn sunlight into useful fuel. Now, Penn State researchers have a proof-of-concept device that can split water and produce recoverable hydrogen.
- To swell, as grain or wood with water.