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ET Is - Probably - Out There -- Get Ready

ET Is - Probably - Out There -- Get Ready

TED-Ed via YouTube Direct link

Pay it forward

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5 of 5

Pay it forward

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ET Is - Probably - Out There -- Get Ready

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  1. 1 Introduction
  2. 2 Exponential Improvement
  3. 3 The Bottom Line
  4. 4 The Future
  5. 5 Pay it forward

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