What motivates explorers to venture into the unknown?
In this hour, TED speakers share stories of going to the brink of human endurance and the edge of our world.
by NPR/TED Staff
In this hour, TED speakers share some big ideas on how to solve the seemingly impossible.
In this hour, TED speakers question whether we can experience the world more deeply by not only extending our senses — but going beyond them.
In this episode, TED speakers consider the promises and perils of our relationship with technology.
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