Success for Robert Zimmer is defined differently these days. As the president of the University of Chicago since 2006, he’s made headlines for landing nine-figure financial gifts and writing op-eds in ...

With its bright colors, easy-to-learn rules and familiar music, the video game Tetris has endured as a pop culture icon over the past 40 years. Many people, like me, have been playing the game for ...

Reflections and the more complex symmetry transformations differ from rigid body motions only because parity or handedness may be reversed, as in a mirror reflection. However, the size and shape of an ...