Alien Technology Decoded | UFOs: Secret Alien Technology | Full Special

As technology pushes mankind into the future, many wonder the origins of this innovative knowledge. Could the greatest inventions of the 20th century and beyond be the products of reverse engineered alien technology? See more in this special, "UFOs: Secret Alien Technology." The HISTORY® Channel, a...

40 min - Space & the Universe - HISTORY

More: Searching for Aliens documentaries

Read Deeper: Searching for Aliens

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3. Rare Earth by Peter Douglas Ward - View on Amazon
4. The Smallest Lights in the Universe by Sara Seager - View on Amazon
5. Strange New Worlds by Ray Jayawardhana - View on Amazon

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