Gas-powered bicycles are an emerging boom vehicle for Tucsonans as a cheap and efficient way to get around the Old Pueblo. But their growing presence on Tucson streets has city officials concerned ...

Electric motorcycles have now matured into high-performance machines that are capable of going head-to-head with their gas-powered counterparts. While they haven't yet broken all the land-speed ...

Minnesota lawmakers are considering a bill to clarify the difference between e-bikes and more powerful electric motorcycles.

Rob Felt built his first gas-powered bicycle in his garage in 1986. Now, more than 20 years later, he has turned that idea into a successful business, giving a boost to cyclists all over the world and ...

HOBBS, N.M.— Cruising down the street with the speedometer at 35 mph, Jimmie Marshall shows off his orange Harley Davidson-labeled motorized bicycle. But don't think motorcycle — like a traditional ...