The question "Should I kill humans?" is projected onto a wall behind robot "Alfie," a Moral Choice Machine. | Arne Dedert/picture alliance via Getty Images If there’s one thing that Americans can unite behind, it’s anxieties over artificial intelligence. According to a recent NBC News/Decision Desk poll, 70 percent of adults say they are personally more worried than excited about the technology; it’s basically underwater in every area of society with one notable exception: its use in scientific research and medicine. According to Dr. Dhruv Khullar, a physician at Weill Cornell Medici...