They also lack the excellent fuel efficiency many people expect out of a hybrid vehicle, and in some cases, they only get one ...

Fuel economy is a key factor in the operating costs for vehicles. A small difference in the overall miles-per-gallon rating can add up to big bucks over years of ownership. CR conducts extensive ...

The particularly low level of emissions produced by burning hydrogen means the H2 combustion trucks are classed as zero-emission vehicles in accordance with EU regulations. Both H2 fuel cell trucks ...