ST. LOUIS — The meandering upper level lows continue to drive our rain chances locally. The last batch of showers and possible thunderstorms will slide from the northeast toward the southwest ...

Plastics are made from natural materials such as wood, coal and oil. They can also be changed into synthetic materials with different properties. Plastic can be thin and transparent or thick and ...

This widely acclaimed text, now in its fifth edition and translated into many languages, continues to present a clear, simple and concise introduction to chemical thermodynamics. An examination of ...