5 Interesting Theories On Aliens

This video was uploaded to the YouTube channel Top 5 Darkest in January 2017.

When discussing alien civilisations and their behaviour, the facts are lacking in almost every instance. What we do have in abundance, are theories based around sociological behaviour of humans and reports from apparent abductees.

While there is absolutely no solid ground on which the following theories are based, they are incredibly interesting and make for excellent topics of discussion.

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