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 Thomas Edison and Gugielmo 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...

This documentary charts the journey of illiterate women from villages around the world with no electricity, who attend a course in India to learn how to make solar panels. They don't speak English, but they are determined to learn the technology, so they can help their communities back home. Those who have completed the course have returned to their villages and brought the sun home to more than 300,000 people.

"The grid is an accident of history and of culture, in no way intrinsic to how we produce, deliver and consume electrical power. Yet this is the system the United States ended up with, a jerry-built structure now so rickety and near collapse that a strong wind or a hot day can bring it to a grinding halt. The grid is now under threat from a new source: renewable and variable energy, which puts stress on its logics as much as its components. In entertaining,...