"I am more concerned about the ... kind of scenario where we have willingly given away our autonomy in exchange for a little bit of convenience." — Alessandro Acquisti James Duncan Davidson/TED hide caption

itoggle caption James Duncan Davidson/TED

Charles, Prince of Wales, smells before tasting some ice cream during a visit to Gloucestershire. Maybe he was sniffing for fat? Barry Batchelor/Getty Images hide caption

itoggle caption Barry Batchelor/Getty Images

Richard Warp uses an Emotiv headset paired with his invention, NeuroDisco, which translates brain electrical patterns into music. Josh Cassidy/KQED hide caption

itoggle caption Josh Cassidy/KQED

Bad british NFL commentary. TheExplodingHeads/YouTube hide caption

itoggle caption TheExplodingHeads/YouTube
Robert Krulwich/NPR

A mathematician's sweet dream: For about $10,000, you can print out rainbow sugar dodecahedrons and interlocking cubes. 3D Systems hide caption

itoggle caption 3D Systems