The world's largest cruise ship is set for its maiden voyage on Saturday, but environmental groups are concerned that the liquefied natural gas-powered vessel - and other giant cruise liners to follow ...

According to fleet executives as well as fleet maintenance managers, the death of the internal combustion engine may prove to be greatly exaggerated in spite of the excitement about electric ...

Natural gas trucks now match diesel service cycles, cut aftertreatment issues, and deliver long-haul range with OEM-backed support.

to help develop advanced natural gas engine technology. Both General Motors and Westport will bring their extensive expertise to develop natural gas engine controls, emissions and performance ...