Smug Aliens

We continue our look at hypothetical Alien Civilizations by examining concepts such as Zoo Hypothesis - that aliens may be keeping us secluded from the rest of the galaxy - and the motivation for non-interference, such as the Star Trek Prime Directive. Join this channel to get access to perks:...

27 min - Space & the Universe - Isaac Arthur

More: Searching for Aliens documentaries

Read Deeper: Searching for Aliens

1. The Eerie Silence by Paul Davies - View on Amazon
2. Extraterrestrial by Avi Loeb - View on Amazon
3. Rare Earth by Peter Douglas Ward - View on Amazon
4. Confessions of an Alien Hunter by G. Seth Shostak - View on Amazon
5. The Zoologist's Guide to the Galaxy by Arik Kershenbaum - View on Amazon
6. Alien Earths by Lisa Kaltenegger - View on Amazon
7. Cosmos by Carl Sagan (4.6/5) - View on Amazon

Watch Next

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• There Are Thousands of Alien Empires in The Milky Way (14 min, Kurzgesagt)
• Why Aliens Might Already Be On Their Way To Us (11 min, Kurzgesagt)
• Are There Lost Alien Civilizations in Our Past? (10 min, Kurzgesagt)