2017 BMW i3 REx: drive review of range-extended electric car

2017 BMW i3 REx range-extended electric car     [photo: Chris Neff]When the history of modern electric cars is written, the BMW i3 will likely go down as something of an anomaly. Its carbon-fiber-reinforced plastic body shell, aluminum underpinnings, and battery-electric powertrain with an optional range extender are a combination not offered by any other maker, now or perhaps ever. We spent four days and 316...

New approach to electric-car battery cooling: immerse cells in coolant

XING Miss R Lithium-Ion Battery PackRegardless of how your vehicle is powered—whether it be an internal-combustion engine or a battery pack powering an electric motor—most powertrains have a common enemy: heat. For Taipei-based XING Mobility, heat is a major concern for its high-performance Miss R model as its battery cells need to rapidly discharge to generate its...