"We're sort of stuck in this perpetual now," Nelson said. "Figuring out what was on the Web an hour ago, a day ago, a week ago, we're really bad at that."
Nelson and some colleagues at Old Dominion and the Los Alamos National Laboratory have developed a sort of Internet time machine called Memento . When attached to a browser, it enables the user to search for a Web site as it appeared on some past date, if an archived page exists.
The U.S. Government Printing Office (GPO) has expanded its collection of eBooks to more than 200 titles. GPO and Google formed a partnership in 2010 to convert Government publications into eBook format and make the eBooks available through Google's eBookstore. GPO and Google's endeavor has increased Government transparency by making Government publications accessible to the public in a digital format.