Sir Roger Penrose — Knight of the Realm ... Can a pattern have no pattern? Using only a notebook and a pencil, Penrose devised a way to seamlessly cover a flat service in a nonrepeating pattern with ...

“The Impossible Man,” by Patchen Barss, depicts the British mathematical physicist and Nobelist Sir Roger Penrose in all his iconoclastic complexity. By Jennifer Szalai When you purchase an ...

At one point in Patchen Barss’s new biography of Roger Penrose, we find the author seated at a table in the Oxford flat of his subject, about to interview him for the first time. It is 2018.