- Editorial Director, Welder History Group
Stephen Petranek's Presentations
| TEDSalon 2007 | September 2007 |
|
| TED2002 | February 2002 |
Watch video10 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? 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? |
Share