By downloading a screen saver from the United Devices Cancer Research Project, you could help find a cure for cancer. The project aims to recruit the help of computer users worldwide to identify which molecules among millions of candidates could form the basis of new, cancer-busting drugs.

This year marks the centenary of the birth of Lars Onsager, whose pioneering work on thermodynamics earned him a Nobel Prize in 1968. H. Christopher Longuet-Higgins and Michael E. Fisher’s engaging account of Onsager’s life and research is among the biographical memoirs available online from the National Academy of Sciences.

The US government has created a new Web site for making scientific and technical information available to the public. FirstGov for Science provides an online gateway to all 14 of the government’s science and technology organizations.

To suggest topics or sites for Web Watch, please phone the editor at (301) 209-3036.

You do not currently have access to this content.