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.
A new book traces the history of division signs, square roots, pi, exponents, graph axes and other mathematical symbols. (Bigstock) Consider the simple plus sign: +. Most people, Joseph Mazur writes ...
Most children learn that written numbers represent quantities in pre-school or junior primary school. Now our new study shows that honeybees, too, can learn to match symbols and numerosities, much ...
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