Here are some of the best Ted talks I have watched.

The newest being:

Vilayanur Ramachandran: A journey to the center of your mind.

More videos after the break–>
Barry Schwartz: The paradox of choice

Malcolm Gladwell: What we can learn from spaghetti sauce

Dan Gilbert: Why are we happy? Why aren’t we happy?

Stefan Sagmeister: Yes, design can make you happy

Dan Dennett: Can we know our own minds?

Stephen Petranek: 10 ways the world could end

Blaise Aguera y Arcas: Jaw-dropping Photosynth demo