The way they got to view that crystallographic image — Franklin's research colleague, Maurice Wilkins, showed it to Watson without Franklin's knowledge or approval — remains a matter of some controversy, which Anna Ziegler captures in her play, Photograph 51. (fortune.com)
Hitler's Monsters: A Supernatural History of the Third Reichby eric kurlanderyale, 448 pages, $ 35 That Hitler and his inner circle were mad is not a matter of controversy. (firstthings.com)
The birthdays of the prophets are a matter of controversy in Islam, with Sunni fundamentalists prohibiting it as an «impermissible innovation in religion.» (firstthings.com)