A French firm is developing a new conversion kit that can turn your old car into a hybrid in just 24 hours—because who needs ...

Hyundai’s entry-level model is a cute all-electric mini-SUV to compete against the likes of the Renault 5. It boasts an ...

Ford, GM and even small companies such as Detroit Electric Vehicles LLC, which sells electric car kits and converts vehicles from gasoline to electric engines.