Dutch electric car maker Lightyear has passed another milestone this week, with the announcement of a test run which completed 710 kilometres (440 miles) at a speed of 85 km per hour. The Lightyear One vehicle has long been marketed as a super efficient EV and this latest coup proves the point. The car features embedded solar panels, super efficient electric in-wheel motors and a bunch of other software and hardware enhancements focused on maximising the vehicle’s range. The results…