[PADG:2157] Fwd: SCIENCE article,:"Going, going, gone: Lost Internet References"

["S. Tyra Grant" <stgrant@xxxxxxxxxxxxxxxx>]

Check out the latest issue of Science
<http://www.sciencemag.org/cgi/content/full/302/5646/787>.

The article: "Going, going, gone: Lost Internet
References"

Internet references in medical and scientific periodicals may
become more common, as 7 million pages of new information, including data
not available elsewhere, appear daily on the World Wide Web (WWW)
(1). The Internet, of which the Web
is part, consists of a worldwide system of computer networks. The
Internet promotes easy access to and revision of data and allows
information formats not suitable for print media including
high-resolution images, motion video, animations, simulations, and
program source code. However, unlike hard copy references, Internet
references may change and become inaccessible
(2-6).


Nearly 20% of Internet addresses in a Web-rich high school science
curriculum became inactive between August 2002 and March 2003. Addresses
with ".com" and ".edu" top-level domains most
frequently became inactive ...