Experiment #1 – Is it an acid, base or neither? The pH scale (which ranges from 0 to 14) gives us the ability to understand how acidic (pH lower than 7) or basic (pH higher than 7) an item is. We can ...

Add Yahoo as a preferred source to see more of our stories on Google. Notre Dame professor Katie Bibedorf, better known as Kate the Chemist, joins TODAY to share entertaining science experiments you ...

PHILADELPHIA (WPVI) -- Everyone knows it's cold it is outside. The entire Philadelphia region has remained below freezing for the seventh day in a row, with little relief in sight. But we are tapping ...