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Why there is no evidence of alien life? TED talk

download this video 7520 views | 6m 4s
Stand by for an animated exploration of the famous Fermi Paradox. Given the vast number of planets in the universe, many much older than Earth, why haven't we yet seen obvious signs of alien life? ... (more)
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Tags: Philosophy and Religion Alien Alien Life Chris Anderson Electromagnetic Signals Extraterrestrial Life Space Aliens Questions Intelligent Life TED TED-Ed TED Education Andrew Park Cognitive Media Do Aliens Exist Ufo
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