Answer
The Copley Medal, awarded in 1893 to George Stokes, recognizes outstanding achievements in scientific research. This prestigious award acknowledges Stokes' groundbreaking contributions to hydrodynamics, optics, and mathematics. His work on fluid mechanics, known as Stokes' Law, remains a cornerstone of the field. Additionally, his investigations in optics, including the Stokes shift, have had a profound impact on our understanding of light.