Release Date: November 16, 2013
Big History
1080p
2013
Published on, 1 year ago
Big History
Defeating Gravity 1 Season 6 Episode
30 min
2013
Published on, 1 year ago
Flight takes more than wings. We need the right kind of air, the perfect materials cooked up over billions of years, and cosmic forces that are just right for us to leave the ground without tumbling off into space. Big History reveals how planet Earth is the perfect planet for flight.
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