How to find the right paint for your car

    FourFourSeconds ago, we asked the question: What paint is best for your ride?While the answer is obvious, what to look for in the paint is much more complicated.For example, some brands use an old-fashioned method called “spray-on” paints and it’s a little more complex.The paint…

    How to design your own bike engine

    A new type of bicycle engine is being developed that could produce electricity for your electric car or car battery.It could help make electric vehicles more affordable, and even make it more affordable to drive a car.The new engine is made by a company called…