The participatory journalist George Plimpton did many things. He boxed against Sugar Ray Robinson. He tried his hand as a high wire circus performer. But he said the scariest thing he ever did was ...

Do you think there’s a triangle whose angles measure 41, 76 and 63 degrees? At first, answering this may seem easy. From geometry class we know that the sum of the measures of the interior angles of a ...

Eric Hopkins, percussionist for the Utah Symphony, was featured in a recent NPR story about playing the triangle in a classical orchestra. Here are some of his Triangle 101 tips on how to play the ...

Pascal’s triangle is one of the most famous of all mathematical diagrams, simple to construct and yet rich in mathematical patterns. These can be found by a web search, but their discovery by study of ...