Visit http://TED.com/shapeyourfuture to watch more groundbreaking talks from the TED Fellows.

The universe started with a bang -- but how will it end? With astonishing visuals, cosmologist and TED Fellow Katie Mack takes us to the theoretical end of everything, some trillions of years in the future, in a profound meditation on existence, wonder and the legacy of humanity within the immensity of time and space.

0:00 Intro
0:32 The inevitable truth about the universe
0:55 The primordial fire that forged the cosmos
2:20 The universe is expanding faster than ever
2:53 A few ways the universe might end
3:50 What does this mean for us?
5:30 The end of everything -- and the persistence of wonder

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