Close Encounters

National Geographic, Naked Science, Tom Stubberfield

Title: Close Encounters
Producer: National Geographic, Naked Science, Tom Stubberfield
Category: Science, Naked Science
Views: 889
Added: Oct 13th 2010
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Description

Has planet Earth ever had a close encounter with aliens? NGC explores significant UFO sightings, interstellar travel, whether ETs could survive on Earth, interspecies communication, alien abduction cases, and whether life on Earth originated in space.

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National Geographic, Naked Science, Tom Stubberfield, close, encounter, ufo, earth, et, alien, space, free, watch, online, documentary, subtitles, chinese, english