Traces Franklin's life from humble beginnings to fame as a scientist, founding father, and America's first diplomat to France.

Profiles inventor Dean Kamen and looks at his latest invention, a vapor condenser system for purifying water that could solve the world's water supply problems.

Ken Burns's two-part, four-hour documentary explores the revolutionary life of one of the 18th century's most complex and consequential figures, whose work and words unlocked the mystery of electricity and helped create the United States.

"Nikola Tesla has come to be seen by many as a tragic figure, a visionary engineer who died impoverished and largely forgotten--eclipsed by names such as Edison and Marconi. A tireless inventor who registered numerous patents and developed many working prototypes, Tesla would become most famous for his dazzling demonstrations. Audiences flocked to see him send thousands of volts of electricity pulsing through his body, dazzled by the spectacle of...