Richard Branson talks to TED's Chris Anderson about the ups and the downs of his career, from his multibillionaire success to his multiple near-death experiences -- and reveals some of his (very surprising) motivations.

Moneyman Steve Jurvetson takes TEDsters inside his awesome hobby -- launching model rockets –- by sharing some gorgeous photos, his infectious glee and just a whiff of danger.

There are over 100 billion animals in the global food system, taking an enormous collective toll on our health and the environment. In this eye-opening talk, animal advocate and social scientist Jacy Reese makes a compelling argument as to why (and how) we should relegate the factory farming of animals to history's scrap pile.

What we can learn about friendly competition from Olympic skiers, elite marathoners and ... food truck vendors. (Audio only)

In this passionate talk, legendary spacecraft designer Burt Rutan lambasts the US government-funded space program for stagnating and asks entrepreneurs to pick up where NASA has left off.

Learn how to face rejection -- and even come out stronger because of it. (Audio only)

What if your job didn't control your life? Brazilian CEO Ricardo Semler practices a radical form of corporate democracy, rethinking everything from board meetings to how workers report their vacation days (they don't have to). It's a vision that rewards the wisdom of workers, promotes work-life balance — and leads to some deep insight on what wo...