Natural gas is one of the most promising energy sources. It is considered the cleanest of all fossil fuels and is an important stepping stone to transition to the new clean energy mix. This bullish backdrop forms the basis for this article on buying the best natural gas stocks.Currently, natural gas production in the United States is rising due to extraction techniques known as hydraulic fracturing and horizontal drilling. These techniques, in part, have made the U.S. one of the largest exporters of liquid ...