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Panspermia

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Published on May 30, 2018

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Did comets bring water, organic material, or even life itself to Earth?

Panspermia is the controversial hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids, comets, planetoids, and also by spacecraft in the form of unintended contamination by microorganisms.

Clip taken from the Naked Science documentary “Comets”.

Watch it here – https://youtu.be/ggwX_uZW3i4

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