After the purchase of any new car, an opportunity to rust proof arises. Should you do it, or is it just a waste of money?

After the purchase of any new car, an opportunity to rust proof arises. Should you do it, or is it just a waste of money? First, it’s important to know what rust is. Rust is an example of corrosion.

Chief meteorologist Mark Dixon checks out the science of a burning candle in Feb. 23's Science Sunday. Chief Meteorologist Mark Dixon checks out the densities of different gases in Feb. 9's ...