- Stephen Petranek
- Editorial Director, Welder History Group
- Speaking at TED2002
- February 2002
- Monterey, CA
10 ways the world could end: How might the world end? Stephen Petranek lays out the challenges that face us in the drive to preserve the human race. Will we be wiped out by an asteroid? Eco-collapse? How about a particle collider gone wild?
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