The Nature of Things · SEASON 9
Portable Power
Episode 11 · 1968-12-26

- Documentary
Episode overview
Man's first "portable power" device was part of his own body, energy from contraction of long molecules in presence of sugar: muscle power.
Season 9 episodes
1. Thomas Edison1968-09-26
2. Human Engineering1968-10-03
3. Materials1968-10-10
4. Structure1968-11-07
5. Communications1968-11-14
6. Canals And Tunnels1968-11-21
7. Central Power1968-11-28
8. Man And Machines1968-12-05
9. Land And Water1968-12-12
10. Man Aloft1968-12-19
11. Portable Power1968-12-26
12. Machines And Man: Transportation1969-01-02
13. Machine And Man: Systems Engineering1969-01-09
14. Audubon1969-03-18