Human Power -- A short history of bicycling -- Human power generation -- Thermal effects on power production (how bicyclists keep cool) -- Some Bicycle Physics -- Power and speed -- Bicycle aerodynamics -- Rolling: tires and bearings -- Braking -- Steering and balancing -- Mechanics and mechanisms: power transmission -- Materials and stresses -- Human-Powered Vehicles and Machines -- Unusual human-powered machines -- Human-powered vehicles in the future. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12.