The following document(s) are now available from the NSF Online Document System. High-Tech Sieve Sifts for Hydrogen URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=pr06021 Type : News Releases Subtype : Engineering Advanced Learning Technologies (ALT) URL : http://www.nsf.gov/publications/pub_summ.jsp?ods_key=nsf06535 Type : Program Announcements & Information Subtype : Education Subtype : Computer/Information Sciences =============================================== MyNSF (formerly Custom News Service) http://www.nsf.gov/mynsf/ Please send questions and comments to webmaster@xxxxxxx