This video is answering the question of how does hydro power work.

This video discusses the use of hydropower, which harnesses the power of moving water to generate electricity. It highlights the role of large dams, such as the Hoover Dam, in creating reservoirs of water that flow through turbines to...

The dream of a world running on a fuel that leaves only water vapor when it is burned, is becoming reality.

This clip looks at the physical features, climate and culture of Iceland.