Patricia Burchat: Shedding light on dark matter Aug. 17, 2008
Physicist Patricia Burchat sheds light on two basic ingredients of our universe: dark matter and dark energy. Comprising 96% of the universe between them, they can't be directly measured, but their influence is immense.
Martin Seligman: The new era of positive psychology July 21, 2008
Martin Seligman talks about psychology -- as a field of study and as it works one-on-one with each patient and each practitioner. As it moves beyond a focus on disease, what can modern psychology help us to become?
George Dyson: The birth of the computer June 15, 2008
Historian George Dyson tells stories from the birth of the modern computer -- from its 17th-century origins to the hilarious notebooks of some early computer engineers.
Amy Tan: Where does creativity hide? April 22, 2008
Novelist Amy Tan digs deep into the creative process, looking for hints of how hers evolved.
David Hoffman: Sputnik mania April 2, 2008
Filmmaker David Hoffman shares footage from his feature-length documentary Sputnik Mania, which shows how the Soviet Union's launch of Sputnik in 1957 led to both the space race and the arms race -- and jump-started science and math education around the w
Clifford Stoll: The call to learn March 26, 2008
Clifford Stoll captivates his audience with a wildly energetic sprinkling of anecdotes, observations, asides -- and even a science experiment. After all, by his own definition, he's a scientist: "Once I do something, I want to do something else."
Dave Eggers: My wish: Once Upon a School March 18, 2008
Accepting his 2008 TED Prize, author Dave Eggers asks the TED community to personally, creatively engage with local public schools. With spellbinding eagerness, he talks about how his 826 Valencia tutoring center inspired others around the world to open
Educator Roy Gould and researcher Curtis Wong show a sneak preview of Microsoft’s WorldWide Telescope, which compiles images from telescopes and satellites to build a comprehensive, interactive view of our universe.
Michael Pollan: A plant's-eye view Feb. 7, 2008
What if human consciousness isn't the end-all and be-all of Darwinism? What if we are all just pawns in corn's clever strategy game to rule the Earth? Author Michael Pollan asks us to see the world from a plant's-eye view.
Ben Dunlap: The life-long learner Jan. 23, 2008
Wofford College president Ben Dunlap tells the story of Sandor Teszler, a Hungarian Holocaust survivor who taught him about passionate living and lifelong learning.
Bill Strickland tells a quiet and astonishing tale of redemption through arts, music, and unlikely partnerships.
Lawrence Lessig: Laws that choke creativity Nov. 6, 2007
Lawrence Lessig, the Net’s most celebrated lawyer, cites John Philip Sousa, celestial copyrights and the "ASCAP cartel" in his argument for reviving our creative culture.
Erin McKean: The joy of lexicography Aug. 30, 2007
Is the beloved paper dictionary doomed to extinction? In this infectiously exuberant talk, leading lexicographer Erin McKean looks at the many ways today's print dictionary is poised for transformation.
Patrick Awuah: How to educate leaders? Liberal arts Aug. 3, 2007
Patrick Awuah makes the case that a liberal arts education is critical to forming true leaders.
David Bolinsky: Visualizing the wonder of a living cell July 22, 2007
Medical animator David Bolinsky presents 3 minutes of stunning animation that show the bustling life inside a cell.
Charles Leadbeater: The era of open innovation Jan. 31, 2007
In this deceptively casual talk, Charles Leadbeater weaves a tight argument that innovation isn't just for professionals anymore. Passionate amateurs, using new tools, are creating products and paradigms that companies can't.
Ray Kurzweil: The accelerating power of technology Nov. 14, 2006
Inventor, entrepreneur and visionary Ray Kurzweil explains in abundant, grounded detail why, by the 2020s, we will have reverse-engineered the human brain and nanobots will be operating your consciousness.
Rice University professor Richard Baraniuk explains the vision behind Connexions, his open-source, online education system. It cuts out the textbook, allowing teachers to share and modify course materials freely, anywhere in the world.
Nicholas Negroponte: One Laptop per Child Aug. 1, 2006
Nicholas Negroponte, founder of the MIT Media Laboratory, describes how the One Laptop Per Child project will build and distribute the "$100 laptop."
Philosopher Dan Dennett calls for religion -- all religion -- to be taught in schools, so we can understand its nature as a natural phenomenon. Then he takes on The Purpose-Driven Life, disputing its claim that, to be moral, one must deny evolution.