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The Best science channel videos Videos
19991
Officer Spots a U.F.O. During a High-Speed Chase! | NASA's Unexplained Files
39838
99%
06:01
21368
President Jimmy Carter Spots a U.F.O. | NASA's Unexplained Files
88858
96%
07:44
15417
The Strangest Encounters in Space | NASA's Unexplained Files (Full Episode)
64721
97%
43:05
15421
A Piece of the Sun Missing? | NASA's Unexplained Files (Full Episode)
95231
95%
43:05