15-year-old discovered something awry in museum's decades-old math exhibit

For Virginia teen Joseph Rosenfeld, a stop on a family vacation turned into something much larger.

During a visit to the Boston Museum of Science's "Mathematica: A World of Numbers... and Beyond" exhibit in June, Rosenfeld, 15, noticed something strange about one of the exhibit's featured equations, the Golden Ratio.

See also: A math question has been stumping thousands of British students

The Golden Ratio is found by dividing a line into two parts so that the longer part divided by the smaller part is equal to the whole length divided by the longer part. The equation is supposed to have plus signs, but Rosenfeld observed that museum had minus signs instead. Read more...

More about Kids, Boston, Science, Math, and Us