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| Great Alien Debates |
 Back |
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| Part 1: Launching the Alien Debates |
| Topic: Extreme Life |
12/08/06 |
| Peter Ward tells how he was booed at a science fiction convention, and Neville Woolf has a conversation with his computer. |
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| Part 3: What is Life? |
| Topic: Extreme Life |
12/15/06 |
| Pam Conrad touches on the practical aspects of searching for life, while Carol Cleland takes a more philosophical approach. |
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| Part 5: Debating Life’s Boundaries |
| Topic: Extreme Life |
12/21/06 |
| The panelists toss around the question of how to define 'life,' and wonder if we should even bother with definitions at all. |
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| Part 6: Strange and Alien Forms |
| Topic: Extreme Life |
12/25/06 |
| The panelists discuss questions such as whether viruses are alive, and if there could be life on Saturn’s moon Titan. |
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