Hedy  Lamarr,  born  on  November  9, 1914, in  Vienna,  Austria, and  passing  away on  January 19, 2000, in Casselberry, Florida, she was not only a glamorous Hollywood actress but also an inventor and mathematician. known for her stunning beauty and acting career in Hollywood,she  also made significant contributions to STEM. Despite her fame in the entertainment industry, Lamarr's early education in Vienna was focused on science and engineering. Her father, a bank director, nurtured her interest in technology,  expanding a love for learning that led her to briefly attend the University of Vienna. However, Hedy's true passion for acting emerged, and she pursued a career in film. During her life, Lamarr faced numerous obstacles, including her divorce from a chaotic marriage and challenges associated with being a woman in the male-dominated fields of both mathematics and film.     Throughout the early to mid-20th century,  important global events unfolded, shaping the backdrop of Hedy Lamarr's life. Born during the final years of World War I and witnessing the rise of Nazi Germany. During World War II, Lamarr co-invented a technology called frequency hopping. This invention aimed to prevent the interception and jamming of radio-controlled torpedoes. By constantly changing the frequency of the signal, it made it difficult for enemies to disrupt the communication. This technology laid the foundation for modern-day Wi-Fi, Bluetooth, and other wireless communication systems that we use today.