Trump’s recent remarks on denuclearization appear to denote a sea change in Washington’s stance on nuclear weapons ...

THE results of the ‘Copernican Revolution’ have been well described by historians of science. Less has been said about the origins of this revolution; that is, the problems and facts leading ...

The good sheik evidently holds the Copernican theory to be a "mere theory," not a "fact." In this he is technically correct. A theory can be verified by a mass of facts, but it becomes a proven ...