Nissan's third-generation e-Power series-hybrid system continues to operate like no other—and it's expected to reach the U.S.

A series-parallel hybrid system uses a power-split device via some form of an e-CVT (planetary gear-type for Toyota and clutch-based for Honda).

The two-motor hybrid system usually operates as a series hybrid in everyday around-town driving. Still, it can switch to a parallel mode for high-speed cruising, where the engine has a decided ...

The fuel-sipping Forester will likely share its powertrain with the upcoming Crosstrek Wilderness, which uses a new 2.5-liter flat-four and an electric motor.

Last week, Yamaha revealed a hybrid motorcycle engine system it's working on, plonked in a maxi scooter prototype. It could spell an interesting new direction for the Japanese two-wheeler giant to ...