Garrett Lisi on his theory of everything. Juan Enriquez shares mindboggling science. Dan Dennett: Cute, sexy, sweet, funny. Demo: Stunning data visualization in the AlloSphere. Tom Wujec demos the 13th-century astrolabe. James Randi's fiery takedown of psychic fraud. Nicholas Christakis: How social networks predict epidemics. Michael Pawlyn: Using nature's genius in architecture.
Anthony Atala: Printing a human kidney. Hans Rosling and the magic washing machine. Marcin Jakubowski: Open-sourced blueprints for civilization. Kathryn Schulz: On being wrong. Ron Gutman: The hidden power of smiling. Ed Boyden: A light switch for neurons. Aaron O'Connell: Making sense of a visible quantum object. Robert Hammond: Building a park in the sky. Julian Treasure: 5 ways to listen better. Eric Mead: The magic of the placebo.
Daniel Goldstein: The battle between your present and future self. Natalie Warne: Being young and making an impact. Stefon Harris: There are no mistakes on the bandstand. Klaus Stadlmann: The world’s smallest 3D printer. Justin Hall-Tipping: Freeing energy from the grid.
Award-winning teen-age science in action. Derek Sivers: How to start a movement.