Defeating Gravity
Description
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.
Runtime
21 min 31 sec
Series
Subjects
- Biography (245)
- Physical sciences (523)
- Scientists (57)
- Explorers (60)
- Chemistry (196)
- Inventors (344)
- Environmental chemistry (29)
Database
Films on Demand
Direct Link
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