Science File / An exploration of issues and trends affecting science, medicine and the environment.

Yearn to visit Jupiter? Want to see all the stars? The Internet can show you the way.

At the Jet Propulsion Laboratory home page at http.//www.jpl.nasa.gov the curious can tour the planets or learn the basics of space flight. Visitors also can track JPL’s planetary voyagers, access its vast archives of space images and even monitor the world’s oceans via satelite. Classroom materials on science and space are available. Science File regularly features science resources on the Internet.