People have been brewing beer for millennia, and the basic chemistry of fermentation is well understood. But thanks to advanced analytical techniques, scientists continue to learn more about the many ...

It seems like every other day we hear about some hacker, tinkerer, maker, coder or one of the many other Do-It-Yourself engineer types getting their hands into a complex field once reserved to only a ...

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 ...

While we refer to substances by their common names in everyday life, all these substances have a chemical name and a chemical formula that scientists and researchers use. The system of chemical naming ...

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 ...

Sand is a granular material composed of fine mineral particles. Sand comes from different sources, locations, and environments. Sand is formed when rocks break down from weathering and erosion over ...