Back in 1950, someone thought that they could put the spare tire to work when stored: Just use it to park the car. Why do manufacturers still not install this invention in every single car they make, I don't know. But they should. More »

Read more: http://feeds.gawker.com/~r/gizmodo/full/~3/eMwtXlqYxjM/why-do-cars-still-not-have-a-fifth-wheel