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Category: Earth

Bill Stone: Exploring deep caves

TED presents Bill Stone, a maverick cave explorer who has plumbed Earths deepest abysses, discusses his efforts to mine lunar ice for space fuel and to build an autonomous robot for studying Jupiters moon Europa.

Robert Ballard: Exploring the oceans

TED presents ocean explorer Robert Ballard who takes us on a mindbending trip to hidden worlds underwater, where he and other researchers are finding unexpected life, resources, even new mountains. He makes a case for serious exploration and mapping. Google Ocean, anyone?

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