Stephen Petranek:
סטפן פטרנק סופר אחורה לאבדון

TED2002 · 29:42 · Filmed Feb 2002
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איך העולם יגמר? סטפן פטרנק מניח לפנינו את האתגרים שעומדים לפנינו בדרך לשמירה על המין האנושי. האם נמחה על ידי אסטרואיד? קריסה אקולוגית? מה עם מאיץ חלקיקים שמשתולל?

When he was editor-in-chief of Discover magazine, Stephen Petranek tangled with questions as big as the universe. Here he confronts the biggest question on the planet: What are the 10 most likely ways that life on the Earth could end? Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.



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