Irish physicist William Rowan Hamilton’s pioneering work contained hints of the enigmatic wave–particle duality that governs the universe.

The justices ruled 9-0 in a case involving alleged improper pressure last year. What does it mean that members can be removed only for "cause"? Kim Davis, a former clerk who refused gay couples, ...

Understanding diffraction and dispersion is key to optical science, influencing technologies like spectroscopy, fiber optics, ...