This screen saver contains images by Irving Geis, an artist who worked closely with biologists to depict the beauty of nature. Mr. Geis is considered one of the great scientific artists of the 20th century.

Molecular Expressions demonstration screen saver features selected photomicrographs (photographs through the microscope) from the Photo Gallery. Software contains several user-configurable modules that produce varying effects during screen sleep mode. (Demo)

Participate by running a screen saver program that downloads and analyzes radio telescope data. A complicated piece of scientific analytical software that performs a large set of mathematical operations on the data that you are downloading from the Berkeley SETI program.