Hearts beating disease

Through a vast and ambitious heart study, Dr. Jeffrey Olgin of the University of California, San Francisco hopes to track participants using smartphones and supercomputers in an effort to detect telltale signs of early heart disease.

From refrigerators to freight trains, CNBC's "Rise of the Machines" shows you how a new generation of connected machines can now speak to us, and each other. "Rise of the Machines" premieres Wednesday, Sept. 18 at 9 pm ET/PT.