How DARPA is Creating the Impossible | Arati Prabhaker

The U.S. Government agency DARPA is charged with making huge breakthroughs in tech to benefit national security. Director, Arati Prabhakar describes and even demos some technologies, including some surprising and powerful new neurotechnology. Meanwhile, she raises big questions about the ethics of humans wielding such power. What are the possibilities for great good, or great harm?