As the semanticist S.I. Hayakawa stressed in his classic book Language in Thought and Action, words are not the things they represent. Words are symbols. It’s the manipulation of those symbols that ...

It has been long thought that one of the characteristics that makes humans unique is our ability to learn and manipulate symbols for communication. However, this notion is starting to slowly unravel.

Before the 16th century, most math equations were written as metered verse. Thank god for graphic-design-inclined mathematicians. The study of mathematics has existed since ancient times.

It’s a complaint many algebra teachers are familiar with, as more letters and symbols are introduced with progressively harder courses in mathematics. But why did the plus symbol emerge as the ...