Émilie du Châtelet was an 18th-century French mathematician, physicist, and author, best known for her work in the field of physics and her translation of Isaac Newton's "Principia Mathematica." Born in 1706, she was a prominent figure in the Enlightenment, advocating for women's education and intellectual contributions. Her translation and commentary on Newton's work helped to popularize his ideas in France. Du Châtelet was also known for her own scientific contributions, particularly in the area of energy and motion. She introduced the concept of kinetic energy and emphasized the importance of mathematical rigor in scientific inquiry. Her legacy continues to inspire discussions about women in science and the importance of their contributions.