Technology is changing our world -- and we should be afraid! Sun Microsystems chief scientist Bill Joy envisions a frightening future of self-replicating machines.
From Freud to divorce court: A therapist to meet your every need. Plus: Dan Savage vs. the Republicans; Elvis' "black satin-like" pajamas on the auction block.
A biological warfare expert examines allegations that Iraq possesses a new class of genetically engineered "bioweaponry" that could kill hundreds of thousands of people and terrorize American cities.