An RV might be self-propelled, or it might require an attachment to a car or truck. Self-propelled RVs can sell for $40,000 to almost $1 million depending on the manufacturer and the features the ...

San Francisco-based Lightship is putting its revolutionary self-propelled electric RV trailer into production. The first 50 units are called the AE.1 Cosmos Edition. The trailer has a built-in ...