Geobiologist Kenneth Nealson to discuss the search for life on other planets in public lecture on Thursday, October 16, at UC Santa Cruz UC Santa Cruz

If life exists on Mars, how would we know? Scientists have been grappling with this deceptively simple question for years. Kenneth Nealson, the Wrigley Professor of Geobiology at the University of Southern California, is a leading authority on this issue, which he will address in a public lecture at the University of California, Santa Cruz, on Thursday, October 16.