Defining “basic” is anything but. While basicness is commonly understood as a binary, close scrutiny—in the form of a weekend on Long Island—has reminded me that this is far from the case. Like ...

Acid/base indicators are described and used to identify substances as acids or bases. Indicators and the pH Scale: Acid/base indicators are described and used to identify substances as acids or bases.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American I remember learning about acids and bases (or ...

The Danish chemist was the head of Carlsberg Laboratory at the time of the scale's creation, and died in 1939 at 71 years old. Jennifer Bisset was a senior editor for CNET. She covered film and TV ...