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PosterPoster

TED Talks: Season 2014

2014x159 Martin Rees: Can we prevent the end of the world?
TV-PG

  • 2014-08-25T04:00:00Z on YouTube
  • 15 mins
  • United States
  • Documentary, Special Interest

A post-apocalyptic Earth, emptied of humans, seems like the stuff of science fiction TV and movies. But in this short, surprising talk, Lord Martin Rees asks us to think about our real existential risks — natural and human-made threats that could wipe out humanity. As a concerned member of the human race, he asks: What’s the worst thing that could possibly happen?

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