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California's intriguingly named Puckipuppy has unleashed a heavy hauling electric trike called the Rottweiler that boasts a 960-watt peak motor, torque sensor, 55-mile battery and full suspension.

After over a decade of research, development, and testing, Amazon's Zoox has kicked off its commercial robotaxi service - beginning with the Las Vegas Strip and several surrounding attractions. And for the moment, rides are free.

For the last couple of years, French e-mobility company Cixi has been working on a three-wheeled vehicle called Vigoz that's based on its chainless pedaling system. A skeletal prototype has been tested to 100 km/h, and now the company has revealed .. ...