Most of the passengers emerging from the station in Bellvitge, a working-class neighborhood outside Barcelona, have no idea just how innovative the city’s subway system is. Using technology not unlike ...

The Catalan city of Barcelona, home to Sagrada Família, is now partially powered by its own Metro underground trains, thanks to a system called regenerative braking. When an electric vehicle is slowed ...

While it may seem like electric and hybrid vehicles are a recent innovation of the 21 st century, these technologies have been around for over a century. The first electric car, while extremely rough ...