Tyson talks about how conditions in the the vast majority of the universe & on earth are not ideal for any type of life to survive.
posted by SlipperyPete
1 decade 5 years 8 months ago • 2,493 views
Science Stuff
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Updated: 1 decade 3 years 5 months 3 weeks ago
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1 decade 5 years 8 months ago • 2,493 views