Information feels more accessible than ever, but the ways we store data are surprisingly fragile. Can we save anything forever? This hour, TED speakers explore preserving our past, present and future. Guests include artist CM Ralph, digital librarian Brewster Kahle, molecular biologist Dina Zielinski and archaeologist Chris Fisher.

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Exploring the biggest questions of our time with the help of the world's greatest thinkers. Host Manoush Zomorodi inspires us to learn more about the world, our communities, and most importantly, ourselves.

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