Guys transform old Cadillac into world's fastest hot tub

Many years ago these two engineers drank a keg of beer and decided to transform a 1969 Cadillac into the fastest hot tub in the planet. After several attempts their carpool is ready—now they are asking for your help to take their invention to the Bonneville Salt Flats, Utah, and set their silly speed record. »7/04/14 1:08am7/04/14 1:08am

13 Concept Cars From the Past That Still Feel Like the Future

When I was a kid, I always loved it when auto show season came around, and the concept cars hit the stage. Looking at those uncommon curves felt like looking into the future, where roads twisted through the heavens and The Jetsons read like a historical document. It's funny how that feeling survives. »5/05/14 12:45pm5/05/14 12:45pm