Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

A new study has identified the significance of a new class of chemical reactions -- previously ignored -- involving three molecules that each participate in the breaking and forming of chemical bonds.

The chemical processes which govern combustion, cloud formation, and climate change are extremely complex. And it appears that some new research has shown that these reactions (in addition to others) ...