Steve Case: 10 unforgettable talks
Billy Graham: On technology and faith
Ken Robinson: How schools kill creativity
Hans Rosling: The best stats you've ever seen
Bryan Stevenson: We need to talk about an injustice
Stanley McChrystal: Listen, learn ... then lead
Eli Pariser: Beware online "filter bubbles"
Regina Dugan: From mach 20 glider to hummingbird drone
Susan Cain: The power of introverts
Temple Grandin: The world needs all kinds of minds
Gustavo Dudamel and the Teresa CarreƱo: Youth Orchestra El Sistema's top youth orchestra
Tech breakthrough
Ramesh Raskar: Imaging at a trillion frames per second
Tan Le: A headset that reads your brainwaves
Billy Graham: On technology and faith
Ken Robinson: How schools kill creativity
Hans Rosling: The best stats you've ever seen
Bryan Stevenson: We need to talk about an injustice
Stanley McChrystal: Listen, learn ... then lead
Eli Pariser: Beware online "filter bubbles"
Regina Dugan: From mach 20 glider to hummingbird drone
Susan Cain: The power of introverts
Temple Grandin: The world needs all kinds of minds
Gustavo Dudamel and the Teresa CarreƱo: Youth Orchestra El Sistema's top youth orchestra
Tech breakthrough
Ramesh Raskar: Imaging at a trillion frames per second
Tan Le: A headset that reads your brainwaves
Markus Fischer: A robot that flies like a bird
Manu Prakash: A 50 cent microscope that folds like origami
Sebastian Thrun: Google's driverless car
Boaz Almog: The levitating superconductor
Regina Dugan: From mach 20 glider to hummingbird drone
Johnny Lee: Free or cheap Wii Remote hacks
Raffaello D'Andrea: The astounding athletic power of quadcopters
Blaise Aguera y Arcas: How PhotoSynth can connect the world's images
Pattie Maes, Pranav Mistry: Meet the SixthSense interaction
Harald Haas: Wireless data from every light bulb
Lisa Harouni: A primer on 3D printing
Juliana Rotich: Meet BRCK, Internet access built for Africa
Manu Prakash: A 50 cent microscope that folds like origami
Sebastian Thrun: Google's driverless car
Boaz Almog: The levitating superconductor
Regina Dugan: From mach 20 glider to hummingbird drone
Johnny Lee: Free or cheap Wii Remote hacks
Raffaello D'Andrea: The astounding athletic power of quadcopters
Blaise Aguera y Arcas: How PhotoSynth can connect the world's images
Pattie Maes, Pranav Mistry: Meet the SixthSense interaction
Harald Haas: Wireless data from every light bulb
Lisa Harouni: A primer on 3D printing
Juliana Rotich: Meet BRCK, Internet access built for Africa