Signs We're About to Make Extraterrestrial Contact | Ancient Aliens

"What would happen if extraterrestrials made contact with humanity—and what if they have already visited Earth? From SETI and the search for alien signals to NASA's Voyager Golden Record, the mysterious Wow! signal, Roswell, the Battle of Los Angeles, World War II Foo Fighters, and Britain's...

88 min - Space & the Universe - HISTORY

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