The recent buzz about a supercomputer named Watson dominating Jeopardy! contestants (not to mention, taking over late-night talk shows) has reignited the conversation about next-generation "thinking machines" and our post-singularity potential. But when we say a machine can think, what exactly do we mean? Is it only a matter of time before we’re living amongst artificial beings who act, think, and feel just like us? Today on WSFtv, we examine the future of powerful computers in rivaling the human brain.