Green lobbyists (I feel like saying "don't you just love them?" both sarcastically and actually meaning it) are presenting bike commuting as one of the solutions for decluttering our streets of cars, ...

The E-V Sunny bicycle has photovoltaic panels built into its wheels, powering a 500-watt motor on the front hub. Perched atop the rear wheel are its 17 amp/hour batteries, which are charged by solar ...

If you're looking to splurge, an e-bike or scooter makes a show-stopping gift. Our CNET experts tested options for every type ...