Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with ...

Acid reflux occurs when stomach acid flows back into the esophagus and causes regurgitation or heartburn, which feels like a burning sensation in your chest or throat. If this happens regularly, you ...

Surface chemistry is the study of chemical reactions at surfaces and interfaces. Appreciating how molecules and atoms interact with surfaces and with each other while on surfaces is key to ...