Doppelgänger

Have you ever wondered if there's someone out there in the world who looks exactly like you? Or maybe even more than that: someone who shares your mannerisms, your way of standing, or even some part of your being? More examples here.

Edward Snowden

Edward Snowden speaks at TED2014 about surveillance and Internet freedom. The right to data privacy, he suggests, is not a partisan issue, but requires a fundamental rethink of the role of the internet in our lives — and the laws that protect it. While NSA deputy director Richard Ledgett answers Anderson’s questions about the balance between security and protecting privacy.